Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6921517 | Process and apparatus for the pyrolysis of hydrocarbon gas | Masaji Yoneta, Rokuro Denda, Yoshito Umeda, Masao Hattori, Satoshi Hagi +2 more | 2005-07-26 |
| 5451317 | Solid-liquid separator | Hiroshi Ishida, Kiyoshi Izumi | 1995-09-19 |
| 5437787 | Adsorption/reaction equipment | Hiroshi Ishida, Kiyoshi Izumi | 1995-08-01 |
| 5024534 | Temperature sensor for use in a spark plug of an internal combustion engine | Yoshihiro Matsubara | 1991-06-18 |
| 4973877 | Low-voltage type igniter plug having semi-conductor structure for use in jet and other internal combustion engines | Takahiro Suzuki, Yuki Izuoka, Noboru Aoki | 1990-11-27 |
| 4952837 | Surface gap type igniter plug | Takahiro Suzuki | 1990-08-28 |
| 4909071 | Spark plug pressure sensor | Kouzou Amano, Yoshiaki Saiki | 1990-03-20 |
| 4873466 | Igniter plug | Takanori Mizuno, Noboru Aoki, Takahire Suzuki | 1989-10-10 |