Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478558 | Oscillating piston type compressor and method of manufacturing piston thereof | Toshio Yamanaka, Yukio Maeda, Kazuya Kato, Fumitaka Nishioka, Nobuo Abe +1 more | 2002-11-12 |
| 6336336 | Rotary piston compressor and refrigerating equipment | Shigeya Kawaminami, Tatsuya Wakana, Kenichi Oshima, Minoru Oki | 2002-01-08 |
| 6106252 | Scroll compressor | Toshio Yamanaka, Yukio Maeda, Kazuya Kato, Nobuo Abe, Minoru Tateno | 2000-08-22 |
| 5314317 | Method of working scroll member of scroll compressor | Nobuo Abe, Toshio Yamanaka, Atsui Simada | 1994-05-24 |
| 4306283 | Power factor improving apparatus for power converter | Hisakatsu Kiwaki, Kyozo Tachibana, Yoshimitsu Onoda, Katsuaki Suzuki, Yutaka Suzuki +1 more | 1981-12-15 |