Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5052988 | Differential control system | Andrew Frank, Brian Hamamoto | 1991-10-01 |
| 4871647 | Method of forming color diffusion transfer image by heat development | Tawara Komamura, Satoru Ikeuchi, Masaru Iwagaki, Takashi Sasaki | 1989-10-03 |
| 4840870 | Heat-transfer image-receiving element | Masaru Iwagaki, Toyoaki Masukawa, Tawara Komamura, Kimie Hoshino | 1989-06-20 |
| 4841120 | Thermal head | Masamori Yagino, Masato Taniguchi, Yoshitomo Ito, Toshimitsu Takano, Sadatoshi Kikuchi +1 more | 1989-06-20 |
| 4748000 | Soft magnetic thin film | Kazuhiko Hayashi, Masatoshi Hayakawa, Yoshitaka Ochiai, Hideki Matsuda, You Iwasaki +1 more | 1988-05-31 |
| 4707417 | Magnetic composite film | Masatoshi Hayakawa, Koichi Aso, Yoshitaka Ochiai, Hideki Matsuda, Kazuhiko Hayashi +1 more | 1987-11-17 |
| 4640871 | Magnetic material having high permeability in the high frequency range | Kazuhiko Hayashi, Yoshitaka Ochiai, Masatoshi Hayakawa, Hideki Matsuda, You Iwasaki +1 more | 1987-02-03 |
| 4562143 | Method of forming image by means of heat development | Shigeto Hirabayashi, Toyoaki Masukawa | 1985-12-31 |
| 4543309 | Heat-developable image-pattern recording material | Shigeto Hirabayashi, Toyoaki Masukawa, Tetsuya Harada | 1985-09-24 |
| 4451561 | Heat-development-type image recording material | Shigeto Hirabayashi, Toyoaki Masukawa, Tetsuya Harada | 1984-05-29 |
| 4390617 | Method for the formation of photographic images | Kenichiro Okaniwa, Toyoaki Masukawa, Kiyoshi Yamashita | 1983-06-28 |
| 4373017 | Photosensitive compound and photosensitive material containing it | Toyoaki Masukawa, Kenichiro Okaniwa, Kiyoshi Yamashita | 1983-02-08 |
| 4289847 | Method of forming dye image | Mitsuto Fujiwhara, Tamotsu Kojima, Takaya Endo, Katsunori Kato | 1981-09-15 |
| 4286053 | Process for forming dye images | Ryosuke Satoh, Kiyoshi Yamashita, Tugumoto Usui, Katsunori Kato | 1981-08-25 |