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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 8139171 | Audio/display device There is provided an audio/display apparatus including an audio unit (2) including speaker units (13L, 13R) that reproduce and output audio information, a display unit (3) including a display screen on which video information is displayed... | 03/20/2012 |
| 8134651 | Television frame device A television frame device for wrapping around a flat screen television to display a picture or a poster in front of the television comprising a first panel, a second panel, a third panel, and a fourth panel, each panel having a generally U-shaped cross section, wher... | 03/13/2012 |
| 7191411 | Active path menu navigation system A method for navigating within a multi-level hierarchical collapsing menu structure is disclosed. Each level in the menu structure contains plural items, each item being at least one of a function, a pointer to a location, and a pointer to another level. The method ... | 03/13/2007 |
| 7074180 | Visualization during closed-chest surgery An improvement in a method for closed-chest, video-assisted diagnostic or surgical treatment of a patient is provided. The improvement comprises draping a video monitor with a transparent sterile surgical drape and positioning the draped monitor within the surgical ... | 07/11/2006 |
| 6965191 | Display filter, display apparatus, and method for production of the same The display filter is constituted by laminating a transparent adhesive layer (C) 31 containing dye, a polymer film (B) 20, a transparent electrically conductive layer (D) 10, a transparent adhesive layer (E) 40, and a functional transpare... | 11/15/2005 |
| 6921174 | Projection television cabinet having a one-piece reference structure A cabinet for a projection television system, the cabinet including a one-piece molded structure for mounting the components, and reference surfaces unitary with the structure, for mechanically aligning critical optical components of the television system with one a... | 07/26/2005 |
| 6918091 | User definable interface system, method and computer program product In a cursor-based computing environment having a display, a user definable interface (UDI) is displayed upon activation by a user. The UDI has a plurality of levels each having a plurality of buttons and is displayed in a selectable position about a pointer position... | 07/12/2005 |
| 6907133 | Automatic surveying system An automatic surveying system includes a telescopic optical system; an image pickup device for picking up an image of a graduated face of a level rod, to which the telescopic optical system is to be collimated, and converting the image into image data; a memory whic... | 06/14/2005 |
| 6873374 | Shielding apparatus of projection television A shielding apparatus of projection television is disclosed. A metal shield casing made of metal plate members shields an optical block and a circuit block. Metal plate printed board holding sections are connected to the metal shield casing detachably at predetermin... | 03/29/2005 |
| 6678016 | Filter for display device and display device A filter for a display device capable of preventing a reduction of the contrast of a display screen which occurs when the mechanical strength of the CRT is strengthened and the panel glass is made thinner or when an antireflection film is formed, includin... | 01/13/2004 |
| 6621532 | Easy method of dragging pull-down menu items onto a toolbar A method for utilization within a graphical user interface having at least one pull-down menu and at least one tool bar. The method commences with a user selecting a menu heading which displays a pull-down menu in response to a first user input, such as a... | 09/16/2003 |
| 6592193 | Computer monitor screen cover and storage unit An apparatus which rotatably covers and exposes a computer monitor screen. Storage and display containers and shelves are affixed to the inside and or outside surfaces of the apparatus allowing a computer operator to store and display items.... | 07/15/2003 |
| 6400506 | Visually seamless image system A baffle and screen arrangement for use in a rear projection display system with multiple imagers with the baffle being positionable with respect to the display screen of the console unit so that the baffle can interfere with at least one of the images pr... | 06/04/2002 |
| 6209973 | Computer monitor cover A cover for a computer monitor housing having a visual display screen is disclosed. The cover includes a containment member having a top panel and a pair of side panels attached thereto. The containment member is substantially constructed of fabric materi... | 04/03/2001 |
| 6188450 | Computer CRT cover A cover for a computer monitor is provided which permits storage of office materials in side flaps attached to the cover and which provides a support platforms for holding documents being examined by the user the invention also provides a shield piece whi... | 02/13/2001 |
| 5825435 | Color cathrode ray tube and display device By selecting the number of apertures per vertical row in the shadow mask of a color cathode ray tube to be in the range between 615 and 650, such a cathode ray tube can be used both in a PAL, an NTSC system and a MUSE system without the occurrence of dist... | 10/20/1998 |
| 5737123 | Adjustable-aspect video projection screen An adjustable-aspect ratio video projection viewing screen assembly has a screen portion that is basically proportioned as a widescreen, e.g. with 16:9 aspect ratio, but is convertible to a second aspect ratio, e.g. regular 4:3 aspect ratio, by means of a... | 04/07/1998 |
| 5526066 | Picture display device A picture display device which displays either of two pictures having different aspect ratios on the same screen thereof includes two screening units and a filter member which is disposed ahead of the screening units. Each screening unit has a rotatable r... | 06/11/1996 |
| 5485226 | Hood assembly for a video display unit A hood assembly for a display such as a VDU display comprises a partially reflecting mirror made from sheet material having a relatively low light transmittance, in the range 25% to 45%, and most preferably in the range 32.5 to 37.5%.... | 01/16/1996 |
| 5343257 | Screen cover opening/closing device for television receiver A screen cover opening device for a television receiver is provided with a screen cover openably closing left and right side portions or upper and lower side portions of a screen adapted for electively displaying plural different aspect ratio images. Two ... | 08/30/1994 |
| 5229684 | Video display device with planar front surface A CRT bulb with a flat front surface is utilized to provide a video display device having a planar front surface. The display device thus provided is easy to clean, easy to mount flush with planar surfaces, and requires no separate bezel over the display ... | 07/20/1993 |
| 5223936 | Picture display and video signal processing circuit Picture display device for displaying pictures having a first aspect ratio and pictures having a second aspect ratio on a display screen having the first aspect ratio, comprising a circuit for applying a signal to pixels which are not associated with the ... | 06/29/1993 |
| 5175627 | Adjustable television mask An adjustable television mask used to cover the "black bars" present on a television screen during broadcast of a signal transmitted in "letterbox" or "wide-screen" format. The invention includes four members that connect together to form a frame-like str... | 12/29/1992 |
| 4990824 | Color cathode ray tube having interference filter with different pass bands A color cathode ray tube of the shadow mask or beam index type in which the screen structure applied to the faceplate has a plurality of triplets of optical interference filter stripes which are adapted to pass red (R), green (G) and blue (B) light produc... | 02/05/1991 |
| 4951149 | Television system with variable aspect picture ratio A television signal is provided with a variable aspect picture display ratio by the steps of generating and putting out the television picture signal in accordance with a predetermined signal format in a manner in which a selectable horizontal to vertical... | 08/21/1990 |
| 4935819 | Picture-width-adaptable television receiver A television receiver is disclosed which is capable of presenting a wide-screen picture format, and alternatively, a narrowed, partial-screen picture format having non-luminous side panels and visible vertical edges. The receiver includes a detector for d... | 06/19/1990 |
| 4841372 | Cathode ray tube contrast enhancement systems A resin bonding system which bonds a substantially flat implosion protection panel to the nominally flat faceplate of a flat tension mask CRT tube and is cured by exposure to ultraviolet radiation. The resin bonding system is designed for differential adh... | 06/20/1989 |
| 4760455 | Picture output device A picture output device of the present invention receives inputs in the form of a first picture signal with n horizontal scanning lines within the vertical scanning period or a second picture signal with m (m>n) horizontal scanning lines within the vertic... | 07/26/1988 |
| 4651256 | Escutcheon and mask mounting structure for a cathode ray tube A mask and an escutcheon are constructed as separate parts. The mounting section where the mask is attached to an internal chassis is formed with an elongated opening or notch for slidably receiving a mounting screw, so that the mounted position of the ma... | 03/17/1987 |
| 4232341 | Image display apparatus An image display apparatus utilizes differences between the recognition or discrimination system of the human eye and the eye-movement system of the human eye to present in image which has an enhanced quality of solidness and yet does not cause eye fatigu... | 11/04/1980 |
| 4204231 | Cathode ray tube with laminated panel and method of making same A front panel is temporarily secured to the display face of a cathode ray tube by a piece of double-sided foam tape. The tape holds the panel in forwardly spaced relation with the display face and defines a cell for receiving resin which permanently bonds... | 05/20/1980 |
