Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11668049 | Industrial two-layer fabric | Ikuo Ueda, Toru Egawa, Hideyuki Yanai | 2023-06-06 |
| 6357348 | Heat-sensitive stencil master making apparatus | Jun Nakamura, Hideyuki Kinoshita, Yukio Irie, Atsushi Takata, Shinichi Takizawa +2 more | 2002-03-19 |
| 4857291 | Process of producing plate-shaped calcium carbonate particles | Yoshio Ota, Norifumi Goto, Iwao Motoyama, Tetsushi Iwashita | 1989-08-15 |
| 4824654 | Process of producing needle-shaped calcium carbonate particles | Yoshio Ota, Norifumi Goto, Iwao Motoyama, Tetsushi Iwashita | 1989-04-25 |