Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5918667 | Heat exchanger | Tomohiro Chiba, Hirotaka Kado | 1999-07-06 |
| 5816066 | Air conditioner with heating, cooling and reheat | Susumu Ikeda | 1998-10-06 |
| 5579835 | Heat exchanger and arrangement of tubes therefor | Tomohiro Chiba | 1996-12-03 |
| 5573061 | Heat exchanger and arrangement of tubes therefor | Tomohiro Chiba | 1996-11-12 |
| 5540278 | Heat exchanger | Tomohiro Chiba, Rei Oikawa | 1996-07-30 |
| 5265672 | Heat exchanger | — | 1993-11-30 |
| 5214847 | Method for manufacturing a heat exchanger | — | 1993-06-01 |
| 5184672 | Heat exchanger | — | 1993-02-09 |
| 5178209 | Condenser for automotive air conditioning systems | Toru Yamaguchi | 1993-01-12 |
| 5174490 | Brazing method | Mikio Koisuka, Naoyoshi Sutoh | 1992-12-29 |
| 5172762 | Heat exchanger | Toshiharu Shinmura, Nobuyasu Ando, Naoyoshi Sutou | 1992-12-22 |
| 5172758 | Condenser with a built-in receiver | — | 1992-12-22 |
| 5101890 | Heat exchanger | Kazuhiro Nakaguro | 1992-04-07 |
| 5022464 | Condenser | Toru Yamaguchi | 1991-06-11 |
| 4977956 | Heat exchanger | Toru Yamaguchi | 1990-12-18 |
| D304855 | Heat exchanger | — | 1989-11-28 |
| D304856 | Heat exchanger | — | 1989-11-28 |
| 4716959 | Aluminum heat exchangers and method for producing the same | — | 1988-01-05 |
| 4678112 | Method for producing a heat exchanger having a flat tube and header pipes | Mikio Koisuka | 1987-07-07 |
| 4676304 | Serpentine-type heat exchanger having fin plates with louvers | Mikio Koisuka | 1987-06-30 |
| 4620590 | Aluminum heat exchanger | Mikio Koisuka | 1986-11-04 |
| 4587701 | Method for producing an aluminum heat exchanger | Mikio Koisuka | 1986-05-13 |
| 4571352 | Method for coating aluminum metal body with aluminum alloy brazing filler metal | — | 1986-02-18 |