Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11495026 | Aerial line extraction system and method | Sadaki Nakano, Nobutaka KIMURA, Nobuhiro Chihara | 2022-11-08 |
| 11295130 | Aerial line extraction system and aerial line extraction method | Nobutaka KIMURA, Sadaki Nakano | 2022-04-05 |
| 8548737 | Navigation apparatus | Yuta Kobayashi, Noriyuki Abe, Katsuya Asada, Shigeru Shimada, Akinori Asahara | 2013-10-01 |
| 8224570 | On-vehicle map display apparatus, map display method | Akio Sumizawa, Akihiro Kaneko, Shigeru Shimada, Akinori Asahara | 2012-07-17 |
| 8131675 | Map data delivering device, communication terminal, and map delivering method | Kiyohiro Obara, Akinori Asahara, Hideki Hayashi | 2012-03-06 |
| 7839306 | Map display method | Masaaki Tanizaki, Shigeru Shimada | 2010-11-23 |
| 7668650 | On-vehicle information terminal, abridged map generating apparatus, abridged map display method and display apparatus | Akio Sumizawa, Wataru Oikubo, Manabu Morita, Atsushi Hiroike, Masaaki Tanizaki +1 more | 2010-02-23 |
| 7561962 | Abridged map generating apparatus, on-vehicle information terminal, abridged map distribution system and abridged map generating method | Akio Sumizawa, Manabu Morita, Atsushi Hiroike, Akinori Asahara | 2009-07-14 |
| 7522997 | Navigation apparatus | Akinori Asahara, Shigeru Shimada | 2009-04-21 |
| 7493212 | Abridged map generating apparatus, on-vehicle information terminal, abridged map distribution system and abridged map generating method | Akio Sumizawa, Manabu Morita, Atsushi Hiroike, Akinori Asahara | 2009-02-17 |
| 7477269 | Abridged map generating apparatus, on-vehicle information terminal, abridged map distribution system and abridged map generating method | Akio Sumizawa, Manabu Morita, Atsushi Hiroike, Akinori Asahara | 2009-01-13 |
| 7392133 | Car navigation system | Masaaki Tanizaki, Shigeru Shimada | 2008-06-24 |
| 7327366 | Navigation apparatus, map data distribution apparatus, map data distribution system and map display method | Akio Sumizawa, Wataru Oikubo, Hiroshi Minagawa, Akinori Asahara, Atsushi Hiroike | 2008-02-05 |
| 7248965 | Map information supply device for mobile units | Masaaki Tanizaki, Shigeru Shimada | 2007-07-24 |
| 6922630 | Portable terminal with the function of walking navigation | Shigeru Shimada, Toshiichirou Sasaki | 2005-07-26 |
| 6748317 | Portable terminal with the function of walking navigation | Shigeru Shimada, Toshiichirou Sasaki | 2004-06-08 |
| 6580999 | Portable terminal with the function of walking navigation | Shigeru Shimada, Toshiichirou Sasaki | 2003-06-17 |
| 6430498 | Portable terminal with the function of walking navigation | Shigeru Shimada, Toshiichirou Sasaki | 2002-08-06 |
| 6295066 | Method for generating virtual three-dimensional space | Masaaki Tanizaki, Shigeru Shimada, Nobuya Okayama, Akira Ishii | 2001-09-25 |
| 5978520 | Method of recognizing image data and apparatus therefor | Shigeru Shimada, Yoshinori Takahara, Atsushi Matsumoto, Kazuhiro Hiraki | 1999-11-02 |