Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6230517 | Absorption cooling apparatus | Akira Maruyama, Hiroshi Kamiya | 2001-05-15 |
| 6205810 | Absorption cooling apparatus | Akira Maruyama, Hiroshi Kamiya | 2001-03-27 |
| 6202436 | Absorption cooling apparatus | Akira Maruyama, Hiroshi Kamiya | 2001-03-20 |
| 6076271 | Garbage disposer | Toshihiro Kobayashi | 2000-06-20 |
| 6062038 | Absorption refrigerating machine | Akira Maruyama, Hiroshi Kamiya | 2000-05-16 |
| 5875649 | Absorption liquid spreading structure for interior of absorption chamber in air conditioner | Takehiro Sato, Akira Maruyama | 1999-03-02 |
| 5857354 | Air-cooled absorption-type air conditioning apparatus with vertical heat-transfer fins | — | 1999-01-12 |
| 5819553 | Absorption-type air-conditioning apparatus with by-pass pipe leading from phase separator to absorption chamber | — | 1998-10-13 |
| 5802866 | Air-cooled absorption-type air conditioning apparatus | — | 1998-09-08 |
| 5794456 | Absorption-type air conditioning apparatus having fin tube absorption liquid regenerators | Takehiro Sato, Akira Maruyama | 1998-08-18 |
| 5020987 | Pulse combustion device | Nobuyoshi Yokoyama | 1991-06-04 |
| 4955805 | Check-valve mechanisms for a pulse combustion apparatus | Tsuneyasu Hayakawa, Nobuyoshi Yokoyama | 1990-09-11 |
| 4919085 | Pulse combustion apparatus | — | 1990-04-24 |
| 4891003 | Pulse combustion device | — | 1990-01-02 |
| 4881373 | Pulse combustion device | Shigeki Yamaguchi, Norio Ohiwa | 1989-11-21 |