Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884087 | Photographic film package and method of making the same | Mitsuyoshi Mochida, Tokuo Maekawa, Hisashi Takei, Hiroshi Ohmura, Shigeru Sugimoto +3 more | 1989-11-28 |
| 4875748 | Polygon mirror | Kazunori Murakami, Tomonori Ikumi, Yasuo Iwafune | 1989-10-24 |
| 4833495 | Lens-fitted photographic film package | Hiroshi Ohmura, Shigeru Sugimoto, Seimei Ushiro, Seiji Asano, Toshio Yoshida | 1989-05-23 |
| 4825229 | Method and apparatus for ink jet printing | Eric J. Shrader, Patricia O. Cohn | 1989-04-25 |