Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5573827 | Fine dot-like tone decorative laminates containing pigmented fibers | Sunao Matsushima, Shigeo Takashima, Tsuneo Mitsuhasi, Takashi Kamiya | 1996-11-12 |
| 5545467 | Paper additive for hot-pressed forms and hot-pressed forms using it | Isao Suzuki, Sunao Matsushima, Masayasu Kamijyou | 1996-08-13 |
| 5500259 | Artificial granite solid material | Masayasu Kamijo, Hiroshi Otsu, Takashi Kamiya | 1996-03-19 |
| 5338584 | Artificial granite solid material | Masayasu Kamijo, Hiroshi Otsu, Takashi Kamiya | 1994-08-16 |