Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7536982 | Two-cycle combustion engine of air scavenging type | Tsuneyoshi Yuasa, Masanori Kobayashi | 2009-05-26 |
| 6935285 | Two-cycle combustion engine having two-staged piston | Tsuneyoshi Yuasa, Masanori Kobayashi | 2005-08-30 |
| 6895909 | Two-cycle combustion engine having two-staged piston | Tsuneyoshi Yuasa, Masanori Kobayashi | 2005-05-24 |
| 6841729 | Self-supporting cable and manufacturing method therefor | Itaru Sakabe, Hiroki Ishikawa, Nobuhiro Akasaka, Takeo Tsurumi | 2005-01-11 |
| 6659188 | Hand-held edger | Kazuhiko Takemoto, Tadao Yashirodai | 2003-12-09 |
| D475256 | Cutter for edge trimmer | Tadao Yashirodai, Kazuhiko Takemoto | 2003-06-03 |
| 6497044 | Cutting blade cover for brush cutter | Tadao Yashirodai, Kazuhiko Takemoto | 2002-12-24 |
| 6487777 | Cutting blade cover | Tadao Yashirodai, Kazuhiko Takemoto | 2002-12-03 |
| 6484815 | Impact generator | Kazuhiko Takemoto, Tadao Yashirodai | 2002-11-26 |
| 6481509 | Impact generator | Kazuhiko Takemoto, Tadao Yashirodai | 2002-11-19 |
| D460668 | Edger for lawn | Tadao Yashirodai, Kazuhiko Takemoto | 2002-07-23 |
| 6341482 | Cutting blade for reaper | Kazuhiko Takemoto, Tadao Yashirodai | 2002-01-29 |
| 6338237 | Portable reaper | Kazuhiko Takemoto, Tadao Yashirodai | 2002-01-15 |
| 6213677 | Joint mechanism for mowing machine | Tsuneyoshi Yuasa, Kazuhiko Takemoto, Tadao Yashirodai | 2001-04-10 |
| D439814 | Cutter blade for reaper machine | Kazuhiko Takemoto, Tadao Yashirodai | 2001-04-03 |
| D427862 | Reaper machine | Kazuhiko Takemoto, Tadao Yashirodai | 2000-07-11 |
| D427394 | Blower | Tsuneyoshi Yuasa | 2000-06-27 |
| 6044926 | Muffler for small general-purpose engine | Tsuneyoshi Yuasa, Kazuhiko Takemoto, Tadao Yashirodai | 2000-04-04 |
| D421700 | Hedge trimmer | Tadao Yashirodai | 2000-03-21 |
| D420872 | Hedge trimmer | Tadao Yashirodai | 2000-02-22 |
| 5606943 | Four-cycle engine | Shinichi Tamba | 1997-03-04 |
| 5421297 | Four-cycle engine | Shinichi Tamba, Takashi Mitadera | 1995-06-06 |
| 4901819 | Lubrication device for vertical crank shaft engine | Shinichi Tamba, Tetsuhiro Yamakawa | 1990-02-20 |
| 4890584 | Engine having vertical crankshaft | Shinichi Tamba, Tetsuhiro Yamakawa | 1990-01-02 |
| 4762094 | Valve gear for four-cycle engine | Tetsuzo Fujikawa, Makizo Hirata, Shinichi Tamba | 1988-08-09 |