Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5715779 | Abnormality detecting apparatus for internal combustion engine | Senji Kato, Tadashi Saito, Tadahisa Naganawa, Nobuhisa Ohkawa | 1998-02-10 |
| 5626108 | Abnormality detecting apparatus for internal combustion engine | Senji Kato, Tadashi Saito, Tadahisa Naganawa, Nobuhisa Ohkawa | 1997-05-06 |
| 5537961 | Valve timing control apparatus for engine | Sone Shigeru, Tadahisa Naganawa, Senji Kato, Nobuhisa Ohkawa, Atsushi Gotou | 1996-07-23 |
| 5529034 | Valve timing control apparatus for engine | Shigeru Sone, Tadahisa Naganawa, Senji Kato, Nobuhisa Ohkawa, Atsushi Gotou | 1996-06-25 |
| 5494008 | Valve timing control apparatus for engine | Nobuhisa Ohkawa, Tadahisa Naganawa, Senji Kato, Shigeru Sone, Atsushi Goto | 1996-02-27 |
| 5277161 | Engine controller | — | 1994-01-11 |