Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6675477 | Method for manufacturing spool valve | Masataka Mizuno | 2004-01-13 |
| 6520210 | Spool valve | Masataka Mizuno | 2003-02-18 |
| 6202283 | Method of manufacturing a shaft with surfaces thereof modified | Masataka Mizuno | 2001-03-20 |
| 6089068 | Method of manufacturing a shaft having a fluid flow passage | Masataka Mizuno | 2000-07-18 |
| 6061906 | Process for manufacturing a spool valve | Masataka Mizuno | 2000-05-16 |
| 5794666 | Gaseous fuel filling structure and filling method using the same | Yuji Yanagawa, Koichiro Muta, Tadao Ikihara, Tamon Tanaka | 1998-08-18 |
| 5782268 | Spool valve and process for manufacturing the same | Masataka Mizuno | 1998-07-21 |
| 4520126 | Catalyst composition suitable for the dimerization or codimerization of alpha-olefins | Keiji Kawamoto, Takahiro Aida | 1985-05-28 |
| 4425899 | Intake heating device of an internal combustion engine | Yoshio Kuroiwa | 1984-01-17 |
| 4416242 | Intake heating apparatus of an internal combustion engine | Yosio Kuroiwa | 1983-11-22 |
| 4407254 | Intake heating apparatus of an internal combustion engine | Yosio Kuroiwa | 1983-10-04 |
| 4399796 | Intake heating device of an internal combustion engine | Masahisa Ando, Yosio Kuroiwa | 1983-08-23 |
| 4398522 | Intake heating device of an internal combustion engine | Yosio Kuroiwa, Masahisa Ando | 1983-08-16 |
| 4279323 | Power steering device for wheeled vehicles | Masahisa Ando, Tomozi Ishikawa | 1981-07-21 |
| 4188785 | Fluid coupling | Masahisa Ando, Masami Yamazaki, Tetsuro Akagi | 1980-02-19 |