Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443224 | Piping structure for heat exchanger, piping joint block for heat exchanger and heat exchanger with said joint block | — | 2002-09-03 |
| 6021846 | Duplex heat exchanger | Hirohiko Watanabe, Tetsuya Tategami, Nobuaki Goh | 2000-02-08 |
| 5743328 | Duplex heat exchanger | Hirohiko Watanabe, Tetsuya Tategami, Nobuaki Goh | 1998-04-28 |
| RE35742 | Condenser for use in a car cooling system | Ryoichi Hoshino, Takayuki Yastuake | 1998-03-17 |
| RE35711 | Condenser for use in a car cooling system | Ryoichi Hoshino, Takayuki Yasutake | 1998-01-06 |
| RE35655 | Condenser for use in a car cooling system | Ryoichi Hoshino, Takayuki Yastuake | 1997-11-11 |
| 5529116 | Duplex heat exchanger | Hirohiko Watanabe, Tetsuya Tategami, Nobuaki Goh | 1996-06-25 |
| 5482112 | Condenser | Ryoichi Hoshino, Takayuki Yasutake | 1996-01-09 |
| 5458190 | Condenser | Ryoichi Hoshino, Takayuki Yasutake | 1995-10-17 |
| 5246064 | Condenser for use in a car cooling system | Ryoichi Hoshino, Takayuki Yasutake | 1993-09-21 |
| 5243842 | Method of making a brazeable metal pipe having tube-insertion apertures formed with guide lugs | Hideyuki Kobayashi, Mitsuru Nobusue, Noboru Kodachi, Tustomu Motohashi, Ryoichi Hoshino +2 more | 1993-09-14 |
| 5190100 | Condenser for use in a car cooling system | Ryoichi Hoshino, Takayuki Yasutake | 1993-03-02 |
| 5048602 | Heat exchangers | Tutomu Motohashi, Mitsuru Nobusue, Noboru Kodachi, Ryoichi Hoshino | 1991-09-17 |
| 5033540 | Consolidated duplex heat exchanger | Tetsuya Tategami | 1991-07-23 |
| 5025855 | Condenser for use in a car cooling system | Ryoichi Hoshino, Takayuki Yasutake | 1991-06-25 |
| 4967834 | Heat exchangers | Kazumi Tokizaki, Ryoichi Hoshino | 1990-11-06 |
| 4936379 | Condenser for use in a car cooling system | Ryoichi Hoshino, Takayuki Yasutake | 1990-06-26 |
| 4825941 | Condenser for use in a car cooling system | Ryoichi Hoshino, Takayuki Yasutake | 1989-05-02 |
| 4815532 | Stack type heat exchanger | Ryoichi Hoshino | 1989-03-28 |
| 4712612 | Horizontal stack type evaporator | Masayoshi Okamoto, Katsuhisa Suzuki, Ryoichi Hoshino | 1987-12-15 |