Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686547 | Heat-sensitive recording material | Takayuki Hayashi, Toshiharu Tanaka | 1987-08-11 |
| 4682194 | Heat-sensitive recording material | Toshiharu Tanaka, Shohei Yoshida | 1987-07-21 |
| 4665411 | Heat-sensitive recording material | Masataka Kiritani, Toshiharu Tanaka | 1987-05-12 |
| 4650740 | Heat-sensitive recording material | Toshiharu Tanaka, Fumiaki Shinozaki | 1987-03-17 |
| 4644376 | Heat-sensitive recording material | Toshiharu Tanaka | 1987-02-17 |
| 4598035 | Heat-sensitive recording material containing microcapsules containing coloring component(s) and organic solvent | Toshiharu Tanaka | 1986-07-01 |
| 4529681 | Light- and heat-sensitive recording material | Toshiharu Tanaka, Masato Satomura | 1985-07-16 |
| 4291120 | Heat developable photosensitive material | Tomoyuki Kobayashi, Hiroshi Misu, Hidefumi Sera | 1981-09-22 |
| 4281060 | Heat-developable photosensitive materials | Tomoyuki Kobayashi, Sumitaka Tatsuta, Shigeo Komine | 1981-07-28 |