Issued Patents All Time
Showing 126–138 of 138 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5040125 | Positional information detecting method in arc welding | Shinji Okumura, Seigo Nishikawa, Tatsumi Nakazato | 1991-08-13 |
| 5040124 | Positional information detecting method in arc welding | Shinji Okumura, Seigo Nishikawa, Tatsumi Nakazato | 1991-08-13 |
| 5038292 | Positional information detecting method in arc welding | Shinji Okumura, Seigo Nishikawa, Tatsumi Nakazato | 1991-08-06 |
| 5016675 | Refrigerant transporting hose | Ichiro Igarashi | 1991-05-21 |
| 4998564 | Refrigerant-transporting hose | Ichiro Igarashi | 1991-03-12 |
| 4983264 | Four layer cation exchange fluoropolymer membrane | Haruhisa Miyake, Koji Suzuki, Ryoji Yamada | 1991-01-08 |
| 4951218 | Positional information detecting method in arc welding | Shinji Okumura, Seigo Nishikawa, Tatsumi Nakazato | 1990-08-21 |
| 4907625 | Refregerant transporting hose | Koji Akiyoshi | 1990-03-13 |
| 4887647 | Hose | Ichiro Igarashi, Kazuhiko Nishimura | 1989-12-19 |
| 4586992 | Process for producing potassium hydroxide | Haruhisa Miyake, Koji Suzuki, Ryoji Yamada | 1986-05-06 |
| 4561946 | Electrolytic cell for the electrolysis of an alkali metal chloride and process of using said cell | Manabu Suhara, Yasuo Sajima, Kiyotaka Arai | 1985-12-31 |
| 4496451 | Ion exchange membrane manufacture for electrolytic cell | Tsuneji Ishii, Takamichi Ishikawa | 1985-01-29 |
| 4232926 | Locking mechanism for coupling and uncoupling electrical connectors | Hiromasa Inouye, Matsuo Kato | 1980-11-11 |