Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11485563 | Packaging bag | — | 2022-11-01 |
| 11358774 | Sheet package with a first slit | — | 2022-06-14 |
| 11253129 | Hygienic thin-leaf paper | Shinichi WARASHINA | 2022-02-22 |
| 11192325 | Hygienic thin-leaf paper | Shinichi WARASHINA | 2021-12-07 |
| 5100771 | Silver halide color photographic material with water insoluble organic solvent soluble polymer | Keiji Mihayashi, Hidetoshi Kobayashi | 1992-03-31 |
| 4923790 | Silver halide photographic material | Keiji Mihayashi, Kazuhiro Aikawa | 1990-05-08 |
| 4840877 | Silver halide color photographic material and method for processing the same | Akira Abe, Keiji Mihayashi, Hidetoshi Kobayashi | 1989-06-20 |
| 4536472 | Silver halide color photographic light-sensitive material | Seiji Ichijima, Keiichi Adachi, Toshiyuki Watanabe | 1985-08-20 |