Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6073603 | Vehicular V-type internal combustion engine cylinder block structure | Hiromi Sumi | 2000-06-13 |
| 5951264 | Structure for mounting a water pump, water pump, and cooling system | Hiromi Sumi | 1999-09-14 |
| 5830249 | Control system for reverse washing mechanism in dust collecting apparatus | Yasuo Akitsu | 1998-11-03 |
| 5601626 | Support construction of filter element in dust collecting apparatus | Yasuo Akitsu | 1997-02-11 |
| 5593471 | Dust collecting apparatus | Yasuo Akitsu | 1997-01-14 |
| 4741253 | Piston for internal combustion engines | Yutaka Ogawa, Takayuki Ogasawara | 1988-05-03 |
| 4713979 | Transmission with reverse mechanism | Osamu Muto, Masanori Masumura | 1987-12-22 |
| 4638683 | Camshaft for engine | Yutaka Ogawa, Takayuki Ogasawara | 1987-01-27 |