Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7357822 | Filter control apparatus | Tomonori Watanabe | 2008-04-15 |
| 7264642 | Exhaust gas cleaning apparatus | Shoko Tanida, Toru Hasegawa | 2007-09-04 |
| 6907873 | Filter control method and device | — | 2005-06-21 |
| 5703901 | Calcination furnace | Yasuo Ohtani, Takuo Kataho, Makoto Satoh, Tsutomu Tanaka, Yoshimasa Nose +2 more | 1997-12-30 |
| 5680312 | Method and apparatus for selecting a destination in a vehicle navigation system | Hidekazu Oshizawa, Takao Fujii, Haruhisa Tamai | 1997-10-21 |
| 5654892 | Navigation system displaying forthcoming turns | Takao Fujii, Haruhisa Tamai | 1997-08-05 |
| 5559826 | Calcination furnace | Yasuo Ohtani, Takuo Kataho, Makoto Satoh, Tsutomu Tanaka, Yoshimasa Nose +2 more | 1996-09-24 |
| 5544060 | Vehicle mounted navigation system with preview function | Takao Fujii | 1996-08-06 |