Patents
Patents for G08C 21 - Systems for transmitting the position of an object with respect to a predetermined reference system, e.g. tele-autographic system (996)
08/2001
08/02/2001WO2001054558A2 Surgery system
07/2001
07/18/2001CN1304084A Position detector, testing apparatus with position detector and testing system
07/10/2001US6259438 Coordinate input stylus
07/05/2001US20010006384 Position finder, measuring apparatus with position finder, and measuring system
07/05/2001US20010006383 Coordinate input stylus
07/04/2001EP1113244A2 Measuring apparatus with navigation instrument
06/2001
06/07/2001WO1999001717A3 Tactile simulator
05/2001
05/08/2001US6229230 Tactile simulator
04/2001
04/17/2001CA2211856C Electronic stylus with writing feel
03/2001
03/29/2001WO2001022358A1 Business card as electronic mail token
03/29/2001WO2001022357A1 Business card as electronic mail authorization token
03/29/2001WO2001022208A1 Method and system for object selection
03/29/2001WO2001022207A1 Method and system for instruction of a computer
03/21/2001EP0823108A4 Acoustic touch position sensor using higher order horizontally polarized shear wave propagation
01/2001
01/03/2001EP0965116A4 Resistive touchscreen having multiple selectable regions for pressure discrimination
11/2000
11/30/2000WO2000072245A1 Method and system for bill management
11/30/2000CA2371954A1 Method and system for bill management
11/07/2000US6144766 Method for controlling a drawing apparatus, a drawing apparatus and a waveform recording apparatus
11/02/2000EP1048017A1 Electronic pen
10/2000
10/10/2000CA2214119C Acoustic touch position sensor using higher order horizontally polarized shear wave propagation
09/2000
09/20/2000EP0801777A4 Dynamic pressure adjustment of a pressure-sensitive pointing device for a digitizer
07/2000
07/26/2000EP0948782A4 Surface position location system and method
04/2000
04/19/2000EP0993590A1 Tactile simulator
04/12/2000EP0992030A1 Method and system for digitizing handwriting
03/2000
03/15/2000EP0985206A4 Acoustic condition sensor employing a plurality of mutually non-orthogonal waves
03/15/2000EP0985206A1 Acoustic condition sensor employing a plurality of mutually non-orthogonal waves
12/1999
12/22/1999EP0965116A1 Resistive touchscreen having multiple selectable regions for pressure discrimination
12/08/1999EP0962881A2 Coordinate input stylus
11/1999
11/16/1999US5986224 Acoustic condition sensor employing a plurality of mutually non-orthogonal waves
11/02/1999US5977958 Method and system for digitizing handwriting
10/1999
10/26/1999CA2010703C Accelerator pedal position sensor
10/13/1999EP0948782A1 Surface position location system and method
09/1999
09/14/1999US5953494 Method for controlling a drawing apparatus, a drawing apparatus and a waveform recording apparatus
09/08/1999CN1228182A Acoustic condition sensor employing plurality of mutually non-orthogonal waves
08/1999
08/17/1999US5940065 Algorithmic compensation system and method therefor for a touch sensor panel
06/1999
06/24/1999WO1999031635A1 Electronic pen
06/23/1999CN1220752A Algorithmic compensation system and method therefor for touch sensor panel
04/1999
04/22/1999CA2274916A1 Resistive touchscreen having multiple selectable regions for pressure discrimination
03/1999
03/02/1999US5877458 Surface position location system and method
02/1999
02/03/1999EP0894316A1 Electronic communication notepad
01/1999
01/27/1999EP0892971A1 Absolute optical position determination
01/14/1999WO1999001717A2 Tactile simulator
01/14/1999CA2290349A1 Tactile simulator
01/07/1999WO1999000780A1 Method and system for digitizing handwriting
01/07/1999CA2293411A1 Method and system for digitizing handwriting
12/1998
12/29/1998US5854450 Touch sensor
12/20/1998CA2241383A1 A system for visual homing and navigation
12/09/1998EP0882281A1 Algorithmic compensation system and method therefor for a touch sensor panel
11/1998
11/25/1998EP0879456A1 Surface position location system and method
06/1998
06/16/1998US5767458 Data processing system
05/1998
05/28/1998WO1998022921A1 Surface position location system and method
05/12/1998US5750939 Data processing system comprising a graphic tablet and a stylus, and stylus for use in such a system
04/1998
04/22/1998CN1179845A Acoustic touch position sensor using higher order horizontally polarized shear wave propagation
04/15/1998EP0742933A4 Hand-held electronic writing tool
03/1998
03/25/1998CN1177412A Electronic stylus with writing feel
02/1998
02/19/1998WO1998007127A1 Acoustic condition sensor employing a plurality of mutually non-orthogonal waves
02/11/1998EP0823108A1 Acoustic touch position sensor using higher order horizontally polarized shear wave propagation
01/1998
01/21/1998EP0819294A1 Electronic stylus with writing feel
11/1997
11/11/1997US5686705 Surface position location system and method
10/1997
10/22/1997EP0801777A1 Dynamic pressure adjustment of a pressure-sensitive pointing device for a digitizer
10/08/1997EP0525131B1 Acoustic touch position sensor
09/1997
09/18/1997WO1997034273A1 Algorithmic compensation system and method therefor for a touch sensor panel
08/1997
08/21/1997WO1997030429A1 Surface position location system and method
07/1997
07/24/1997WO1997026636A1 Electronic communication notepad
06/1997
06/03/1997US5635683 Dynamic pressure adjustment of a pressure-sensitive pointing device for a digitizer
05/1997
05/06/1997US5627348 Electronic stylus with writing feel
02/1997
02/05/1997EP0756723A1 Low-pass filter of graphical tablet has cut-off frequency lower than sampling frequency
01/1997
01/07/1997US5591945 Acoustic touch position sensor using higher order horizontally polarized shear wave propagation
11/1996
11/27/1996EP0744058A1 Data processing system comprising a graphic tablet and a stylus, and stylus for use in such a system
11/20/1996EP0742933A1 Hand-held electronic writing tool
10/1996
10/24/1996WO1996033479A1 Acoustic touch position sensor using higher order horizontally polarized shear wave propagation
10/10/1996WO1996031857A1 Electronic stylus with writing feel
09/1996
09/26/1996WO1996026481A3 Low-pass filter of graphical tablet has cut-off frequency lower than sampling frequency
08/1996
08/29/1996WO1996026481A2 Low-pass filter of graphical tablet has cut-off frequency lower than sampling frequency
07/1996
07/11/1996WO1996021210A1 Dynamic pressure adjustment of a pressure-sensitive pointing device for a digitizer
07/11/1996CA2209635A1 Dynamic pressure adjustment of a pressure-sensitive pointing device for a digitizer
07/03/1996EP0720117A2 Wireless pen tablet
06/1996
06/13/1996WO1996018171A1 Data processing system comprising a graphic tablet and a stylus, and stylus for use in such a system
04/1996
04/02/1996US5504279 Wireless pen tablet
03/1996
03/27/1996EP0401367B1 Ink-on-glass digitizer tablet and method of construction
08/1995
08/10/1995WO1995021433A1 Hand-held electronic writing tool
07/1995
07/18/1995US5434371 Hand-held electronic writing tool
04/1995
04/18/1995US5408250 Portable computer for short-range graphical multiparty communication
12/1994
12/14/1994CN1096387A Method of and apparatus for touch-input computer and related display employing touch force location external to the display
12/13/1994CA2032178C Paper size detecting apparatus
11/1994
11/17/1994EP0460063B1 Sparking stylus for acoustic digitizer
07/1994
07/22/1994CA2105368A1 Apparatus for informing parking position
12/1993
12/08/1993EP0573136A1 Cordless digitizer with sync signal generator
12/02/1993CA2088410A1 Cordless digitizer with sync signal generator
10/1993
10/26/1993CA1323707C Ink-on-glass digitizer tablet and method of construction
10/12/1993CA1323085C Vision system illumination calibration apparatus
09/1993
09/22/1993EP0511320A4 Position determining apparatus and method
03/1993
03/02/1993US5191175 Self-tuning digitizer control circuit and method
02/1993
02/03/1993EP0526007A2 Digitizer control circuit
01/1993
01/05/1993US5177327 Acoustic touch position sensor using shear wave propagation
11/1992
11/25/1992EP0515168A2 Graphical communication device
11/04/1992EP0511320A1 Position determining apparatus and method
08/1992
08/05/1992EP0460063A4 Sparking stylus for acoustic digitizer
05/1992
05/29/1992WO1992009058A1 Acoustic touch position sensor
05/20/1992EP0362211B1 Digitizer system with loopback conductor grid
1 2 3 4 5 6 7 8 9 10