Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5449592 | Silver halide color photographic light sensitive material for color proof and method for preparing color proof using the same | Tomomi Yoshizawa, Keiji Ogi, Shigeto Hirabayashi | 1995-09-12 |
| 5128237 | Direct positive silver halide photographic material | Tomomi Yoshizawa, Shigeto Hirabayashi, Toyoaki Masukawa | 1992-07-07 |
| 5013633 | Method for developing a silver halide color photographic light-sensitive material for color proof using a specified color developing agent | Tomomi Yoshizawa, Keiji Ogi | 1991-05-07 |
| 5006437 | Method of image formation using a silver ahlide color photographic material | Tomomi Yoshizawa | 1991-04-09 |
| 4994345 | Image forming method for forming a multicolor image from a half-tone dot exposure | Tomomi Yoshizawa, Keiji Ogi | 1991-02-19 |