Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4938811 | Steel wire for a spring and method for the production thereof | Teruyuki Murai, Seizo Takamuku, Norihisa Matsushima | 1990-07-03 |
| 4565306 | Cream-state fluid container | Kenichi Nakanishi, Tadao Saito, Riichi Ogawa | 1986-01-21 |