Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890458 | Refrigerating circuit for car air conditioning | Hisao Kobayashi, Katsunori Kawai, Hiroyuki Deguchi | 1990-01-02 |
| 4756239 | Anti-rolling structure for double headed piston of disc cam type reciprocative compressor | Mitsuhiro Hattori, Katsunori Kawai, Takashi Okamoto | 1988-07-12 |