Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293380 | Charge forming device with adjustable valve limiter | Yoshiaki Doyama | 2022-04-05 |
| 10738741 | Charge forming device with adjustable valve limiter | Yoshiaki Doyama | 2020-08-11 |
| 10001067 | Carburetor with scavenging fluid flow | — | 2018-06-19 |
| 7374155 | Diaphragm carburetor and method of assembly | — | 2008-05-20 |
| 7290757 | Rotary carburetor | Takashi Horikawa | 2007-11-06 |
| 7287741 | Rotary throttle valve carburetor | Takashi Horikawa, Susumu Takezawa, Jun Takano | 2007-10-30 |
| 7114708 | Rotary throttle valve carburetor | Yoshiaki Douyama, Shinichi Ohgane, Jun Takano | 2006-10-03 |
| 7040742 | Ink flow control device for ink jet type printer | Kazuhito Fujisawa | 2006-05-09 |
| 7007931 | Rotary throttle valve carburetor | — | 2006-03-07 |
| 6928996 | Stratified scavenging mechanism of a two-stroke engine | — | 2005-08-16 |
| 6378846 | Carburetor with adjustable flow rate throttle lever | Hitoshi Terakado, Shinichi Ohgane | 2002-04-30 |
| 6349925 | Carburetor for two-stroke engine | Shin-Ichi Ohgane | 2002-02-26 |
| 6347787 | Carburetor with air and throttle valve for two-cycle engine | Shin-Ichi Ohgane | 2002-02-19 |
| 6334606 | Carburetor for stratified type scavenging engine | Shin-Ichi Ohgane, Tamio Aihara | 2002-01-01 |
| 5599484 | Construction of a fuel supply pipe in a rotary throttle valve type carburetor | — | 1997-02-04 |
| 4809657 | Anti-overrunning device for an internal combustion engine | Yoshimi Sejimo, Toshiaki Tsubai | 1989-03-07 |
| 4809658 | Anti-overrunning device for an internal combustion engine | Yoshimi Sejimo, Toshiaki Tsubai | 1989-03-07 |
| 4796582 | Anti-overruning device for an internal combustion engine | Yoshimi Sejimo, Toshiaki Tsubai | 1989-01-10 |
| 4752420 | Diaphragm carburetor for internal combustion engine | Kohji Nagasaka, Yoshimi Sejimo | 1988-06-21 |