Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8175504 | Image forming apparatus and image forming method An image forming apparatus includes an image carrier that carries an electrostatic latent image on a surface thereof, a toner carrying roller that is disposed to face the image carrier and rotates in a predetermined rotation direction with charged toner carried on a... | 05/08/2012 |
| 8170454 | Image forming apparatus and image forming method An image forming apparatus includes: a latent image holder that holds on its surface an electrostatic latent image in which an image portion and a non-image portion have different potentials; a toner carrying roller that carries a toner layer including both contact ... | 05/01/2012 |
| 8081910 | Image forming apparatus and image forming method Provided is an image forming apparatus including: a latent image carrier; a charging unit; a latent image forming unit; a developing unit; a transferring unit; and a cleaning unit, wherein a voltage of the non-image portion of the latent image carrier is Vo, a volta... | 12/20/2011 |
| 8019260 | Image forming apparatus An image forming apparatus includes an image bearing member; a developer carrying member, contactable to the image bearing member, for carrying a developer to a developing position to develop an electrostatic image formed on the image bearing member with the develop... | 09/13/2011 |
| 8000639 | Developing device and image forming apparatus A developing device is disclosed that is capable of preventing the hysteresis phenomenon, and which contains a toner and a carrier. The toner and the carrier are charged to different polarities by frictional contact thereof. The developing device has a first conveya... | 08/16/2011 |
| 7962076 | Image forming apparatus An image forming apparatus includes an image bearing member; a developer carrying member, contactable to the image bearing member, for carrying a developer to a developing position to develop an electrostatic image formed on the image bearing member with the develop... | 06/14/2011 |
| 7937030 | Developing unit and image forming apparatus An aspect of the invention provides a developing unit that includes: a developer; an image carrier on which an electrostatic latent image is formed; a first developer carrier configured to develop the electrostatic latent image formed on the image carrier by causing... | 05/03/2011 |
| 7853187 | Image forming apparatus with supply unit having high applied voltage An image forming apparatus including a photosensitive member on which an electrostatic latent image is formed, an image forming unit to form a visible image on the photosensitive member formed with the electrostatic latent image, and a transfer device to transfer th... | 12/14/2010 |
| 7751760 | Image forming apparatus, image forming method, and image forming system An image forming apparatus includes a developer bearing member for transporting developer to an opposing position opposing an image bearing member. Regularly-disposed concave sections are formed on a surface of the developer bearing member. An alternating voltage th... | 07/06/2010 |
| 7729647 | Image forming apparatus, image forming method, and image forming system An image forming apparatus includes a developer bearing member for transporting developer to an opposing position opposing an image bearing member. Regularly-disposed concave sections are formed on a surface of the developer bearing member. An alternating voltage th... | 06/01/2010 |
| 7689150 | Image forming apparatus using trapezoidal shaped electric field and method for forming image An object of the present invention is to provide an image forming apparatus and a method for forming an image that are capable of controlling the consumption of opposite polarity particles and suppressing the reduction of toner charge amount due to the carrier deter... | 03/30/2010 |
| 7580659 | Developing device and image forming apparatus A developing device facing an image carrier and including a developer carrier, a developer flying control member, and a development-noise control member. The developing device develops an electrostatic image formed on the image carrier by causing the developer to fl... | 08/25/2009 |
| 7395019 | Image forming apparatus including units for recovering developing agent adhering to developing agent carriers An image forming apparatus includes: a plurality of development units having developing-agent carriers which are provided in correspondence to three or more developing agents, and developing electrostatic latent images on surfaces of image carriers to form developin... | 07/01/2008 |
| 7356273 | Image forming apparatus with switched-potential responsive to attenuation of a remaining voltage An image forming apparatus changes over an electric potential on an image bearing member in response to an attenuation region in which a remaining potential on an image bearing member attenuates after a developing bias applied to the developing member has been turne... | 04/08/2008 |
| 7346301 | Image forming apparatus with a developer regulating member The invention realizes a uniform toner coating on a developing roller, thereby preventing a density unevenness and a toner dripping and suppressing a developing roller set mark image in a contact developing method, by conditions that the DC voltage applied to the de... | 03/18/2008 |
| 7343120 | Addition of liquid charge control agents to toner in toner development stations of electrographic reproduction apparatus Controlling the charge on toner in a development station of an electrographic reproduction apparatus, wherein data relative to latent image charge carrying member voltage and image density control patches are sensed and development potential to achieve an aim densit... | 03/11/2008 |
| 7343121 | Addition of liquid charge control agents to toner in toner development stations of electrographic reproduction apparatus Controlling the charge on toner in a development station of an electrographic reproduction apparatus, wherein data relative to latent image charge carrying member voltage and image density control patches are sensed and development potential to achieve an aim densit... | 03/11/2008 |
| 7333744 | Image forming apparatus that charges a photosensitive member by superimposing an alternate current bias voltage on a direct current bias voltage as the charge bias voltage A charge apparatus charges by uniformly superimposing an alternate current bias voltage with a fixed frequency over a direct current bias voltage as the charge bias voltage on a photosensitive member. An exposure apparatus exposes the surface of the charged photosen... | 02/19/2008 |
| 7330684 | Developing device, image forming apparatus, image forming system, charging member, and method for manufacturing developing device A developing device that can suppress occurrence of fogging is achieved. The developing device is provided with: a developer bearing member for bearing a developer; and a charging member for charging the developer borne by the developer bearing member. The charging ... | 02/12/2008 |
| 7321745 | Developer supply roller and developing unit A developer supply device provided is in contact with a developer carrying device. It comprises a surface member having at least one opening elongated in an axial direction of the developer supply device. The number of cellular walls counted in the circumferential d... | 01/22/2008 |
| 7315703 | Image forming apparatus, image forming system, and image forming method An image forming apparatus includes an image bearing body and a developer bearing body. A transferring section transfers, onto a medium, a developer image formed on the image bearing body by development of the latent image. A voltage applying section alternately app... | 01/01/2008 |
| 7313351 | One-component type developing apparatus The present invention provides a one-component development type developing apparatus including a rotatable electrostatic latent image holding member 1 on the surface of which an electrostatic latent image is formed, and using a toner 4 for rendering th... | 12/25/2007 |
| 7308221 | High developing voltage supply apparatus A high developing voltage supply apparatus includes solenoid power switches, and a high developing voltage driver selectively outputting a solenoid driving signal to close one of the solenoid power switches to electrically close a corresponding mechanical contact, a... | 12/11/2007 |
| 7294810 | Heater, fixing device and image forming apparatus A heater includes: a hollow tube sealed hermetically and reduced in pressure, the interior of the hollow tube being divided by at least one partition wall into a plurality of regions arranged side by side in a longitudinal direction of the tube; an electron source p... | 11/13/2007 |
| 7280779 | Image banding compensation method An image forming method includes measuring an electrical potential on a surface of a developer roller and adjusting a time varying component of a voltage applied to the developer roller using a measurement of the electrical potential. ... | 10/09/2007 |
| 7269382 | Developing apparatus A developing apparatus including a developer carrying member for carrying a developer for developing an electrostatic image, formed on an image bearing member, with the developer, a developer regulating member for regulating the developer carried on the developer ca... | 09/11/2007 |
| 7253378 | Heat laminating a cover foil to a base foil A base sheet is spanned over a lower roller, and an upper roller pulls a cover sheet along a path and presses it against the base sheet at the lower roller. A preheater housing along the path upstream of the rollers is formed with a chamber open toward the path. A r... | 08/07/2007 |
| 7235123 | Particle transport and near field analytical detection Particle collection, transport, and detection systems are disclosed. The systems are uniquely adapted for collecting or concentrating particles from a flowing medium and then transporting the collected particles to a desired location or for subsequent analysis. Elec... | 06/26/2007 |
| 7224926 | Flight developer regulating member, developing apparatus and method of assembling developing apparatus A developing apparatus including a developer carrying member, a developer layer regulating member and a flight developer regulating member, wherein the developer carrying member is provided in opposed relationship with an image bearing member and carries a developer... | 05/29/2007 |
| 7221892 | Developing device used in image forming device A developing device includes a removing roller positioned vertically above a supplying roller and in contact with a developing roller. Positively charged toner is supplied from the supplying roller to the developing roller and then supplied to a photosensitive drum ... | 05/22/2007 |
| 7215909 | Developing device, and process cartridge maintaining position of developing roller, and image forming apparatus using these Disclosed are a developing device, a developing cartridge, a process cartridge, and an image forming apparatus in which image deficiency is prevented by absorbing the tolerance of each component and making the position of the developing roller in the thrust directio... | 05/08/2007 |
| 7209688 | Toner container To prevent degradation in printing precision with low cost even when a toner container is exposed to a high-temperature atmosphere, the toner container includes a resin molded article having a heat-insulating layer in it. The toner container may be multilayered, whe... | 04/24/2007 |
| 7181155 | Developer supplying device, developing roller, developing device, image forming apparatus and process cartridge A developer supplying device including a developer holding unit configured to hold a developer, a developer transfer device configured to electrostatically transfer the developer from the developer holding unit, and a charging member having holes piercing therethrou... | 02/20/2007 |
| 7162187 | Image forming apparatus and image forming method In an image forming apparatus, a toner image is formed on a photosensitive element and a transfer roller, which carries a transfer medium, is pressed against a photosensitive element at a pressure of from 20.4 N/cm2 to 200 N/cm2. ... | 01/09/2007 |
| 7162180 | Elastic roller The present invention provides an improved elastic material which is free of roller abrasion when used in development rollers and overcomes disadvantages of the conventional silicone rollers of deterioration in the abrasion resistance, an elastic roller employing su... | 01/09/2007 |
| 7136599 | Developing apparatus, image forming apparatus, and developing method It is intended to provide a developing apparatus, an image forming apparatus and developing method capable of managing both decrease of load on apparatuses and improvement of image quality in case development of an image is made by applying contact developing and AC... | 11/14/2006 |
| 7130185 | Handheld computing device having drop-resistant LCD display A display for a handheld computing device includes a display panel; a circuit board carrying display electronics for the display panel; a cover assembly securing the display panel to the circuit board; and a resilient layer adhered to the circuit board for securing ... | 10/31/2006 |
| 7125094 | Systems and methods for compensating for streaks in images Defects in an image forming system may give rise to visible streaks, or one-dimensional defects in an image that run parallel to the process direction. One known method for compensating for streaks introduces a separate tone reproduction curve for each pixel column ... | 10/24/2006 |
| 7127200 | Developing roller, electrophotographic process cartridge, and electrophotographic image forming apparatus A developing roller is provided having an elastic layer and a surface layer superposed thereon. The surface layer is formed of a resin material containing nitrogen atoms, and contains at least two types of particles, organic-compound particles (M) and organic-compou... | 10/24/2006 |
| 7116933 | Developing unit, image forming apparatus, and developing method A developing unit is adapted to an image forming apparatus of an electrophotographic system that has a two component developing agent. The developing unit deposits a thin layer of toner on a developing roller by way of a magnetic brush on a magnetic roller. The tone... | 10/03/2006 |
