Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5820977 | Support for photographic printing paper comprising silicone coated titanium dioxide pigments | Yuji Shirakura | 1998-10-13 |
| 5466519 | Support for a photographic printing paper and a manufacturing process therefor | Yuji Shirakura, Teruo Yamashita, Tatsuo Shimizu, Sei Kawahara, Takahito Miyoshi +1 more | 1995-11-14 |
| 4699874 | Photographic polyethylene coated paper support | Keishi Kitagawa | 1987-10-13 |
| 4678742 | Photographic printing paper support | Shigehisa Tamagawa, Tetsuro Fuchizawa | 1987-07-07 |