Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4913406 | Shaft furnace having means for charging and adjusting a pre-mixture of ore and coke | Norio Fukushima, Yasunori Serizawa, Kazuhiko Yoshida, Masanobu Masukawa, Shoji Sakurai | 1990-04-03 |
| 4698981 | Air conditioner having a temperature dependent control device | Tomomichi Kaneko, Shouji Arakawa | 1987-10-13 |
| 4502290 | Air conditioner | Akio Suzuki, Mitsuo Akiyama, Susumu Kashiwazaki, Yasunori Tominaga, Michihisa Arakawa | 1985-03-05 |