Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328884 | Pressure sensitive manifold sheet containing color developer composition | Masato Tanaka, Shigeru Oda, Toranosuke Saito | 1994-07-12 |
| 5250108 | Color developer composition, process for preparing aqueous dispersion thereof and pressure sensitive manifold sheet using thereof | Masato Tanaka, Shigeru Oda, Toranosuke Saito | 1993-10-05 |
| 5204190 | Method for preparing aqueous dispersion of developer and pressure-sensitive recording paper | Toranosuke Saito, Shigeru Oda, Masato Tanaka | 1993-04-20 |
| 5164001 | Method for preparing aqueous dispersion of developer and pressure-sensitive recording paper | Toranosuke Saito, Shigeru Oda, Masato Tanaka | 1992-11-17 |
| 5118443 | Developer for pressure-sensitive recording sheets, aqueous dispersion of the developer and method for preparing the developer | Toranosuke Saito, Takashi Ishibashi, Tetsuo Shiraishi | 1992-06-02 |
| 5037797 | Acceptor coated sheet for pressure-sensitive copying system | Hiroshi Kumamoto, Shinsuke Irii | 1991-08-06 |
| 4950330 | Aqueous dispersion of a developer for pressure-sensitive recording sheet and a process for producing the same | Toranosuke Saito, Shouichi Murata, Eiji Kawabata, Tetsuo Shiraishi | 1990-08-21 |
| 4688060 | Pressure sensitive manifold paper | Masato Tanaka, Shinsuke Irii | 1987-08-18 |
| 4680597 | Self-contained type pressure sensitive record sheet | Shigeo Okamoto | 1987-07-14 |
| 4486762 | Self-contained type pressure sensitive record sheet | Shigeo Okamoto | 1984-12-04 |
| 4439581 | Method for the production of microcapsules | Shinsuke Irii | 1984-03-27 |
| 4435340 | Process for preparing microcapsules for pressure sensitive manifold paper | Tetsuro Horiike, Takio Kuroda | 1984-03-06 |
| 4403051 | Microcapsule dispersions | Tomoyuki Okimoto, Shunsuke Shioi, Takio Kuroda, Shigeo Okamoto | 1983-09-06 |
| 4336170 | Method of treatment of an aqueous dispension of microcapsules | Tetsuro Horiike, Tomoyuki Okimoto | 1982-06-22 |
| 4222891 | Method of making oil-containing microcapsules | Tomoyuki Okimoto, Makoto Miyake | 1980-09-16 |
| 4219439 | Method of making oil-containing microcapsules | Makoto Miyake, Shunsuke Shioi, Tetsuo Shiraishi, Takao Matsushita | 1980-08-26 |