Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5248353 | Method of producing steel wires each having very small diameter, high strength and excellent ductility | Seiki Nishida, Ikuo Ochiai, Osami Serkiawa | 1993-09-28 |
| 5243245 | Structure and method of fixing housing | — | 1993-09-07 |
| 4184871 | Photosensitive composition for electrophotography | Tetsuo Murayama, Shigenori Otsuka | 1980-01-22 |