Patents for G03B 23 - Devices for changing pictures in viewing apparatus or projectors (977)
10/2007
10/30/2007US7287715 Magnetic tape cartridge
10/23/2007US7284864 Projector type display apparatus
09/2007
09/18/2007US7270290 Magnetic recording and reproducing apparatus and driving method thereof
08/2007
08/28/2007US7261250 Roller guide tape path
08/14/2007US7255298 Magazine and image recording apparatus in which magazine is used
07/2007
07/31/2007US7251415 Photographic film container, film assembly and loading method
07/25/2007CN1328899C Clamping mechanism for automatic paper feeder
07/24/2007US7246765 Recording tape cartridge
07/11/2007CN1325345C Sheet feeder device, image reading apparatus and image forming apparatus
07/03/2007US7237740 Recording tape cartridge
06/2007
06/19/2007US7232088 Reel and recording tape cartridge
06/06/2007CN1320650C Semiconductor device, system device using it, and manufacturing method of a semiconductor device
05/2007
05/22/2007US7220003 Image-projecting apparatus
05/22/2007US7219851 Tape path roller guide and method for making
04/2007
04/19/2007WO2007020306A3 Aesthetic simulation device
04/17/2007US7204446 Data storage tape guiding systems using tapered guides
04/17/2007US7204445 Guide arrangements for data storage tape guiding systems
03/2007
03/22/2007US20070063085 Reel, recording tape cartridge, metal mold and method for molding reel
03/08/2007US20070052936 Method and device for irradiating spots on a layer
02/2007
02/27/2007US7182473 Lens cover set
02/22/2007WO2007020306A2 Aesthetic simulation device
02/20/2007US7178997 Arrangement for holding a camera behind a monocular or binocular
02/15/2007US20070035705 System, method and apparatus for enhancing a projected image
02/13/2007US7175123 Recording tape cartridge
01/2007
01/30/2007US7168650 Roll holder device for supporting recording material roll and supply magazine with the same
01/24/2007EP1682937A4 Projector
01/23/2007US7165844 Projector type display apparatus
01/17/2007CN2859569Y Slide glass rotary positioning mechanism for stereo picture viewer
12/2006
12/20/2006CN2849843Y MP3 player and electronic reader with electronic paper
12/20/2006CN1882873A 投影仪 Projector
11/2006
11/28/2006US7140738 System and method for calibrating position of microscope slide within storage receptacle
11/22/2006CN1285965C Lumination device
11/07/2006US7131607 Recording tape cartridge
10/2006
10/26/2006US20060238724 Portable projection device
10/24/2006US7126836 Semiconductor device, system device using it, and manufacturing method of a semiconductor device
10/19/2006US20060231658 Cartridge reel centering device
10/17/2006US7121466 Bar encoding scheme for a scrolling display
10/03/2006US7114672 Recording tape cartridge
09/2006
09/21/2006US20060209272 Image projection apparatus having an elevation adjustment mechanism with memory
09/19/2006US7108380 Image projection apparatus having an elevation adjustment mechanism with memory
09/19/2006US7108215 Magnetic tape cartridge
09/14/2006US20060202076 Tape reel
09/05/2006US7100858 Self-centering tape reel for single reel tape cartridges
08/2006
08/03/2006US20060169819 Recording tape cartridge
07/2006
07/27/2006US20060168661 Apparatus and method to implement data management protocols using a projector
07/27/2006US20060164611 Slide misload detection system and method
07/26/2006EP1682937A1 Projector
07/04/2006US7070140 Film holder for an advanced photo system
06/2006
06/07/2006CN1783895A Foldable portable information processing device for displaying plural images
05/2006
05/30/2006US7054100 Magnetic tape recording/reproducing device and magnetic tape recording/reproducing system
05/25/2006US20060109432 System and method for calibrating position of microscope slide within storage receptacle
04/2006
04/25/2006US7032853 Recording tape cartridge
04/04/2006US7021773 Image projector apparatus having an elevation adjustment mechanism and linked lens cover
03/2006
03/29/2006CN1754122A Display apparatus including rgb color combiner and 1d light valve relay including schlieren filter
03/15/2006CN2765287Y Acoustic graphics context performing machine
03/02/2006US20060044517 Method and system for a beam projector having data manipulation capabilities
02/2006
02/16/2006US20060036403 Diagnostic systems and methods for predictive condition monitoring
02/16/2006US20060033888 Image projector with intensity-controlled light source
02/08/2006CN1241384C Toggle carrier unit and film scanner
01/2006
01/31/2006US6992811 Display device
01/24/2006US6988808 Projector with color tape
01/12/2006US20060007411 System and method for projector alignment
12/2005
12/08/2005US20050270497 Projection system
11/2005
11/09/2005CN1695081A Multimedia presentation apparatus and method
11/03/2005US20050243418 Adjustable display stereoscope
09/2005
09/20/2005US6945489 Splicing tape for attaching a leader tape to data tape
09/14/2005EP1574898A1 A projector for films
08/2005
08/25/2005DE102005005913A1 Fernglas Binoculars
08/17/2005CN1655048A Display device
08/17/2005CN1655007A Binoculars
08/11/2005US20050174633 Binoculars
08/10/2005EP1562139A1 Display device
08/10/2005CN2716867Y Lantern type magic card for scientific prevention and cure of crop damage by disease and insect
08/04/2005US20050168796 Display device
07/2005
07/13/2005EP1393177A4 Diagnostic systems and methods for predictive condition monitoring
07/07/2005US20050145738 Recording tape cartridge and method of manufacturing said cartridge
07/05/2005US6913218 Recording tape cartridge and method of manufacturing said cartridge
06/2005
06/30/2005US20050139708 Tape reel assembly with wear resistant driven teeth
06/02/2005US20050117129 Image projector
05/2005
05/26/2005WO2005047972A1 Projector
05/19/2005US20050105064 Projector
05/19/2005US20050105062 Lens cover set
05/12/2005US20050099604 Backlight device and liquid crystal display device therewith
05/05/2005US20050094112 Image-projecting apparatus
05/04/2005CN1612032A Image-projecting apparatus
04/2005
04/20/2005CN2694322Y Pick-up head positioning mechanism of multifunctional display platform
03/2005
03/29/2005US6871842 Hand winch handle with release feature that permits cable to wind off of winch drum without handle rotation
03/22/2005US6869192 Projector with improved focus ring
02/2005
02/24/2005US20050041221 Projector
02/24/2005US20050040273 Splicing tape for attaching a leader tape to data tape
02/09/2005CN2677974Y Camera head positioning mechanism of multifunction show stage
02/09/2005CN2677973Y Multifunction vedio show stage and its side lamp positioning mechanism
01/2005
01/26/2005CN1571159A Semiconductor device, system device using it, and manufacturing method of a semiconductor device
12/2004
12/29/2004CN2667528Y Film projector with automatic controller
12/09/2004US20040245626 Semiconductor device, system device using it, and manufacturing method of a semiconductor device
12/01/2004CN1552001A Picture changer with recording and playback capability
11/2004
11/10/2004CN1545640A Image projector
10/2004
10/27/2004CN2651785Y Motion picture projection circulating disk
10/27/2004CN1540438A Infinite fine-tuning machanism for rotative system
10/20/2004CN1538236A Adjustable supporter
1 2 3 4 5 6 7 8 9 10