...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 8157263 | Adjustable stacker infeed A stacker infeed machine providing adjustment of a gripper drum with respect to an overhead conveyor system. The infeed further provides for separate adjustment of a conveyor system with respect to the gripper drum without altering the vertical spacing between the g... | 04/17/2012 |
| 8144892 | Audio amplification system A wireless audio amplification system for classrooms and the like includes a system that allows for advanced listening and learning audio tools. The invention combines radio frequency and infrared technologies into one integrated system. A microphone includes a radi... | 03/27/2012 |
| D654743 | Actuator for fluid dispenser | 02/28/2012 |
| D646679 | E-reader | 10/11/2011 |
| 8020733 | Keyed dispensing cartridge system A dispensing system for dispensing cleaning product for hand washing at a faucet comprises a cartridge having an internal reservoir for containing hand wash cleaning product, a nozzle configured in one of a plurality of key shapes, and a dispenser having a receptacl... | 09/20/2011 |
| 7589476 | Power supply for external electrode fluorescent lamps The present invention provides a power supply circuit for providing power for a plurality of external electrode fluorescent lamps (EEFLs) connected in parallel, comprising a controllable voltage regulator for receiving an input power signal and for providing a regul... | 09/15/2009 |
| 7568831 | Tourbillion-type timepiece movement A timepiece movement movement comprises a casing having a mechanical energy source, a work train driven by the energy source, a fixed wheel mounted on the casing, and a tourbillion comprising a cage which bears a balance wheel, an escape mobile provided with a pinio... | 08/04/2009 |
| 7477021 | Non-discontinuous neon power supply with high power factor The present invention provides a power supply suitable for a neon light, which power supply has a continuous output and a high power factor in excess of 0.9. The present invention does not require a front-end boost converter. ... | 01/13/2009 |
| D574260 | Timepiece | 08/05/2008 |
| 7335511 | Magnetic resonance spectroscopy to classify tissue Robust classification methods analyze magnetic resonance spectroscopy (MRS) data (spectra) of fine needle aspirates taken from breast tumors. The resultant data when compared with the histopathology and clinical criteria provide computerized classification-based dia... | 02/26/2008 |
| 7311418 | Booklight with retractable clip and light A booklight comprises a housing having an elongated opening, a retractable arm having a proximal end and a distal end, and adapted to be telescopically received in said elongated opening, and slideable between a fully retracted position and a fully extended position... | 12/25/2007 |
| 7232937 | Process for producing low-molecular olefins by pyrolysis of hydrocarbons Process for producing low-molecular olefins by pyrolysis of hydrocarbons comprising mixing of feedstock with steam-diluent, preheating the resulting mixture, rapid heating the said mixture up to pyrolysis temperature and maintaining this temperature inside reactor d... | 06/19/2007 |
| 7104519 | Adapter for touch-free operation of gooseneck faucet An adapter for retrofitting a conventional gooseneck faucet to allow for touch-free activation. The sensor unit of the adapter is attached by simply passing it over the spout of the gooseneck faucet and towards the base of the faucet where it is locked in place by a... | 09/12/2006 |
| 6835572 | Magnetic resonance spectroscopy of breast biopsy to determine pathology, vascularization and nodal involvement Robust classification methods analyse magnetic resonance spectroscopy (MRS) data (spectra) of fine needle aspirates taken from breast tumours. The resultant data when compared with the histopathology and clinical criteria provide computerized classification-based di... | 12/28/2004 |
| 6833514 | Control system for multihead weigher A control system for a multihead weigher for a combinatorial weighing system comprises a plurality of weighing modules each having a weighing bucket for receiving and weighing articles to be weighed, and a weighing module controller (e.g., a state machine) for contr... | 12/21/2004 |
| 6566613 | Control system for multihead weigher A control system for a multihead weigher for a combinatorial weighing system comprises a plurality of weighing modules each having a weighing bucket for receiving and weighing articles to be weighed, and a weighing module controller (e.g., a state machine... | 05/20/2003 |
| 6363745 | Cut cornered square mixed-cut gemstone A cut cornered mixed-cut square gemstone comprises a step-cut crown, with two steps and a table, a girdle and a pavilion. The crown and pavilion are substantially square with four equal sides, and corners about 1/3 the length of the sides. The pavilion si... | 04/02/2002 |
| 6240734 | Ice bank chillers An ice bank chiller comprises a reservoir, a vertically extending cooling coil adjacent to a side wall of the reservoir, and an agitation pump for agitating water contained in the reservoir, the agitation pump being arranged to cause substantial circulati... | 06/05/2001 |
| 6189750 | Modular backpack A modular backpack has four bags or units usable connected together by zippers or snaps or the like. The bags may also be used separately or in various subcombinations. The bags comprise a main bag with shoulder straps useable as a backpack, a middle bag ... | 02/20/2001 |
| 6063758 | Substance P-Saporin (SP-SAP) conjugates and methods of use thereof This invention provides a conjugate comprising Substance P, and analogs thereof, and Saporin. This invention provides a method of reducing the perception of pain by a subject comprising administering to the subject an effective dose of the pharmaceutical ... | 05/16/2000 |
| 6029528 | Earring force tester An earring force tester for clip-on type earrings detects the spring force of an earring and provides a visual output signal including whether the spring force is above (too tight), below (too loose) or within an acceptable range of force. The output sign... | 02/29/2000 |
| 5970744 | Cut cornered square mixed-cut gemstone A cut cornered mixed-cut square gemstone comprises a step-cut crown, with two steps and a table, a girdle and a pavilion. The crown and pavilion are substantially square with four equal sides, and corners about 1/3 the length of the sides. The pavilion si... | 10/26/1999 |
| 5934527 | Modular backpack A modular backpack has four bags or units usable connected together by zippers or snaps or the like. The bags may also be used separately or in various subcombinations. The bags comprise a main bag with shoulder straps useable as a backpack, a middle bag ... | 08/10/1999 |
| 5154666 | Air exchange system for use in multi-story building An air exchange system is disclosed for use in a building having a plurality of stories each having a base floor, finished floor, finished ceiling and rough ceiling. The system comprises a plurality of main distribution ducts each adapted to be located in... | 10/13/1992 |
| 5001632 | Video game difficulty level adjuster dependent upon player's aerobic activity level during exercise An exercise device, such as a exercise bicycle, is connected to a speed sensor indicating activity level, e.g. speed of the bicycle. The activity level signal, along with a heart rate signal, are provided to a video game, such as a Pac-man type video game... | 03/19/1991 |