Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882761 | Organic EL element | Shin Kawami, Hitoshi Nakada | 1999-03-16 |
| 4494288 | Method of production of cross-fin type heat exchanger | Teruhisa Nagai | 1985-01-22 |
| 4273811 | Method of applying slip to interior surfaces of a closed tank to provide an enamel coating | Joji Okamoto, Hitoshi Azuma, Katsushi Arai, Seiji Kawai, Minoru Goto | 1981-06-16 |