Patent | Date |
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Portable information processor Grant 7,702,657 - Sato , et al. April 20, 2 | 2010-04-20 |
Portable information processor App 20070294549 - Sato; Tsuyoshi ;   et al. | 2007-12-20 |
Portable information processor App 20070294438 - Sato; Tsuyoshi ;   et al. | 2007-12-20 |
Portable information processing device App 20070198862 - Sato; Tsuyoshi ;   et al. | 2007-08-23 |
Communication terminal unit, connection control method and program for the method Grant 7,242,968 - Arakawa July 10, 2 | 2007-07-10 |
Map distribution system and terminal device used in the same Grant 7,133,773 - Hamaguchi , et al. November 7, 2 | 2006-11-07 |
Communication terminal apparatus, connection control method for the apparatus and program for the method Grant 7,082,366 - Arakawa July 25, 2 | 2006-07-25 |
Location confirmation system and information transmitting method for use in the system Grant 6,957,144 - Arakawa , et al. October 18, 2 | 2005-10-18 |
Charging system, charging method, charging control data signal embodied in a carrier wave, and data-recording medium on which a charging control program is recorded App 20040078270 - Arakawa, Takeharu | 2004-04-22 |
Information acquisition control unit, information acquisition control system, Information acquisition control method, Information acquisition control program, recording medium with the program recorded therein, and navigation system App 20040073599 - Arakawa, Takeharu | 2004-04-15 |
Location confirmation system and information transmitting method for use in the system App 20040054464 - Arakawa, Takeharu ;   et al. | 2004-03-18 |
Communication terminal unit, connection control method and program for the method App 20040054462 - Arakawa, Takeharu | 2004-03-18 |
Map distribution system and terminal device used in the same App 20040054465 - Hamaguchi, Yoshihide ;   et al. | 2004-03-18 |
Communication terminal apparatus, connection control method for the apparatus and program for the method App 20040054461 - Arakawa, Takeharu | 2004-03-18 |
Communication system and method, communication terminal apparatus, communication center appatatus, and computer program product App 20040044752 - Hamaguchi, Yoshihide ;   et al. | 2004-03-04 |
Navigation apparatus with enhanced positional display function Grant 6,122,592 - Arakawa , et al. September 19, 2 | 2000-09-19 |
Vehicular navigation apparatus Grant 6,023,652 - Arakawa , et al. February 8, 2 | 2000-02-08 |
Navigation apparatus with enhanced positional display function Grant 5,938,719 - Arakawa , et al. August 17, 1 | 1999-08-17 |
Navigation apparatus with enhanced positional display function Grant 5,617,319 - Arakawa , et al. April 1, 1 | 1997-04-01 |
Method of processing information of recording disc and apparatus for processing the same Grant 5,463,605 - Nishida , et al. October 31, 1 | 1995-10-31 |
On-board navigation apparatus having user registering function Grant 5,424,951 - Nobe , et al. June 13, 1 | 1995-06-13 |
On-board navigation apparatus Grant 5,396,430 - Arakawa , et al. March 7, 1 | 1995-03-07 |
Navigation system with position measuring device and aerial photographic storage capability Grant 5,396,431 - Shimizu , et al. March 7, 1 | 1995-03-07 |
On-board navigation system having audible tone indicating remaining distance or time in a trip Grant 5,394,332 - Kuwahara , et al. February 28, 1 | 1995-02-28 |
Navigation device Grant 5,383,128 - Nishida , et al. January 17, 1 | 1995-01-17 |
On-board navigation apparatus Grant 5,337,244 - Nobe , et al. August 9, 1 | 1994-08-09 |
Map display device Grant 5,297,051 - Arakawa , et al. March 22, 1 | 1994-03-22 |