Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4717235 | Flexible tying member for theftproof device | Tadao Kitagawa, Yutaka Kosuge, Tomosaburo Sato | 1988-01-05 |
| 4639713 | Theftproof device | Tadao Kitagawa, Yutaka Kosuge | 1987-01-27 |
| 4574192 | Flexible fiber optic tying member for theftproof device | Tadao Kitagawa, Yutaka Kosuge, Tomosaburo Sato | 1986-03-04 |
| 4525702 | Flexible tying member for theftproof device | Tadao Kitagawa, Yutaka Kosuge | 1985-06-25 |
| 4213925 | Process for continuously producing foamed sheets | Hiroshi Kiyono, Akio Ishimoto, Kozo Yada | 1980-07-22 |
| 4203815 | Process for producing crosslinked and foamed resin sheet | Michio Matsumura, Norio Chiba, Masahito Hata | 1980-05-20 |