Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4748945 | Valve gear for use in a four-cycle engine | Tetsuzo Fujikawa, Makizo Hirata | 1988-06-07 |
| 4738306 | Horizontal type radiator for engines | Hitomi Miyake | 1988-04-19 |
| 4736717 | Valve gear for four-cycle engine | Tetsuzo Fujikawa, Toshiyuki Takada | 1988-04-12 |
| 4722306 | Valve gear for four-cycle engine | Tetsuzo Fujikawa, Makizo Hirata, Noriyuki Ueki | 1988-02-02 |
| 4716861 | 4-Cycle engine | Tetsuzo Fujikawa, Noriyuki Ueki | 1988-01-05 |
| 4703723 | Compression release device for engine | Noboru Fukui, Akio Miguchi | 1987-11-03 |
| 4697555 | Valve gear for four-cycle engine | Tetsuzo Fujikawa, Makizo Hirata, Noboru Fukui | 1987-10-06 |
| 4697557 | V-type internal combustion engine | Noriyuki Ueki | 1987-10-06 |
| 4683847 | Valve system for overhead valve type four-cycle engine | Tetsuzo Fujikawa, Makizo Hirata | 1987-08-04 |
| 4682573 | Valve gear for use in a four cycle engine | Tetsuzo Fujikawa, Makizo Hirata | 1987-07-28 |
| 4681067 | Liquid-cooled engine of the vertical shaft type | — | 1987-07-21 |
| 4662322 | Overhead-valve engine | Hitomi Miyake, Noboru Fukui | 1987-05-05 |
| 4658767 | Vertical shaft V-type engine | Tetsuzo Fujikawa, Makizo Hirata | 1987-04-21 |
| 4631153 | Throttle control device for general purpose engine | Toru Ogino, Noboru Fukui | 1986-12-23 |
| 4628876 | Engine balancing system | Tetsuzo Fujikawa, Makizo Hirata, Akio Miguchi | 1986-12-16 |
| 4590890 | Fan housing for engine | Noboru Fukui | 1986-05-27 |
| 4589379 | Cooling apparatus for water-cooled engines | Tetsuzo Fujikawa | 1986-05-20 |
| 4561386 | Fan housing for engine | Noboru Fukui | 1985-12-31 |
| 4549520 | Breathing device for four stroke engine | Takashi Mitadera | 1985-10-29 |
| 4548167 | Suction air passage of internal combustion engine | Masato Sato, Kozo Watanabe, Masanobu Yamashita | 1985-10-22 |
| 4531487 | Engine stopping device | Tetsuzo Fujikawa, Hitomi Miyake | 1985-07-30 |
| 4494491 | Liquid-cooled internal combustion engine | Toshiyuki Takada | 1985-01-22 |
| 4490309 | Integrated fuel control system for gasoline engine | Tetsuzo Fujikawa, Makizo Hirata | 1984-12-25 |
| 4348862 | Exhaust system for a two-cycle engine | Tetsuzo Fujikawa | 1982-09-14 |
| 4343377 | Crank mechanism lubricating system | Hitoshi Yamamoto, Ryoji Uda | 1982-08-10 |