Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6386155 | Internal combustion engine variable valve characteristic control apparatus and three-dimensional cam | Shinichiro Kikuoka, Shuuji Nakano, Hideo Nagaosa | 2002-05-14 |
| 6360704 | Internal combustion engine variable valve characteristic control apparatus and three-dimensional cam | Shinichiro Kikuoka, Shuuji Nakano, Hideo Nagaosa | 2002-03-26 |
| 6318313 | Variable performance valve train having three-dimensional cam | Hideo Nagaosa, Shuuji Nakano, Shinichiro Kikuoka | 2001-11-20 |
| 6244229 | Valve lifter for three-dimensional cam and variable valve operating apparatus using the same | Shuuji Nakano, Hideo Nagaosa, Shinichiro Kikuoka | 2001-06-12 |
| 6220209 | Rocking follower mechanism for three-dimensional cam | Hideo Nagaosa, Shinichiro Kikuoka, Shuuji Nakano | 2001-04-24 |
| 6182623 | Variable valve control device | Nobuhiko Sugie, Jouji Yamaguchi, Osamu Sato, Shinichiro Kikuoka, Noriyuki Iden | 2001-02-06 |
| 6164256 | Mechanism for transmitting the movement of cams | Shuuji Nakano, Hideo Nagaosa, Shinichiro Kikuoka | 2000-12-26 |
| 6135077 | Valve timing changing apparatus for internal combustion engine | Kiyoshi Sugimoto, Tadao Hasegawa | 2000-10-24 |
| 6105551 | Revolution speed control apparatus for an internal combustion engine | Shuuji Nakano, Hideo Nagaosa, Shinichiro Kikuoka | 2000-08-22 |
| 6067947 | Valve driving apparatus for engine | Kiyoshi Sugimoto, Tadao Hasegawa, Noriyuki Iden | 2000-05-30 |
| 6062183 | Variable valve operation control apparatus | Osamu Sato, Kiyoshi Sugimoto | 2000-05-16 |
| 6035818 | Variable valve control apparatus | Osamu Sato, Jouji Yamaguchi, Noriyuki Iden, Shinitiro Kikuoka, Kiyoshi Sugimoto | 2000-03-14 |
| 6014952 | Valve timing control apparatus for an internal combustion engine | Osamu Sato, Kiyoshi Sugimoto, Noriyuki Iden, Shinitiro Kikuoka, Tadao Hasegawa | 2000-01-18 |
| 5988127 | Valve lifter structure | Tadao Hasegawa, Kiyoshi Sugimoto | 1999-11-23 |
| 5988128 | Valve driving apparatus for engine | Kiyoshi Sugimoto, Tadao Hasegawa, Noriyuki Iden | 1999-11-23 |
| 5924397 | Variable valve performance apparatus for engine | Kiyoshi Sugimoto, Tadao Hasegawa | 1999-07-20 |
| 5924395 | System for regulating valve timing of internal combustion engine | Kiyoshi Sugimoto | 1999-07-20 |
| 5893345 | Valve control apparatus for an internal combustion engine | Kiyoshi Sugimoto, Tadao Hasegawa | 1999-04-13 |
| 5816204 | Variable valve timing mechanism for internal combustion engine | Kiyoshi Sugimoto, Tadao Hasegawa | 1998-10-06 |
| 5816205 | Oil supply structure in variable valve timing mechanism | — | 1998-10-06 |
| 5803031 | Hydraulic actuator in an internal combustion engine | — | 1998-09-08 |
| 5794579 | Variable valve timing mechanism of engine | — | 1998-08-18 |
| 5785026 | Variable valve timing mechanism of engine | — | 1998-07-28 |
| 5769044 | Value performance control apparatus for internal combustion engine | — | 1998-06-23 |
| 5701858 | Variable valve timing mechanism of engine | — | 1997-12-30 |