Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6903822 | Apparatus for and method of measuring fuel density in an engine | Akihiko Kakuho, Yutaka Hashidume | 2005-06-07 |
| 6658840 | Apparatus for and method of controlling a vehicle engine | Akihiro Iiyama, Koudai Yoshizawa | 2003-12-09 |
| 6216232 | Data processing system and method capable of halting supply of clock signal without delay | Takashi Komura | 2001-04-10 |
| 5878281 | Synchronous serial data transfer device | Katsunori Suzuki | 1999-03-02 |
| 5720253 | Direct-injection type spark-ignition internal combustion engine | Tadashi Matoba, Akihiro Iiyama, Akihiko Kakuhou | 1998-02-24 |
| 5072583 | Exhaust system for internal combustion engines | Tomonori Urushihara, Junichi Yokoyama | 1991-12-17 |
| 4995359 | Combustion chamber for internal combustion engine | Junichi Yokoyama, Tomonori Urushihara, Hiroyuki Fujii | 1991-02-26 |