Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6070619 | Easing roller control method | Zenji Tamura | 2000-06-06 |
| 4949759 | Seersucker loom with tension regulation of puckering warp | Yujiro Takegawa, Fumio Matsuda, Zenji Tamura | 1990-08-21 |