Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8003560 | Heat-sensitive recording material and process for production thereof | Masatoshi Fujino, Kenji Muto | 2011-08-23 |
| 5804528 | Thermosensitive recording material with a high fog resistance | Yasuyuki Aoki, Tomotsugu Takahashi, Akira Maeta, Rie Harunaga, Satoshi Fukui | 1998-09-08 |
| 5478793 | Pressure sensitive recording materials | Tetsuo Tsuchida, Yasuji Koga, Masato Tanaka, Nobuhisa Danou | 1995-12-26 |
| 5372917 | Recording material | Tetsuo Tsuchida, Tatsuya Meguro, Takaaki Kouro | 1994-12-13 |
| 5212145 | Heat sensitive recording material | Tetsuo Tsuchida, Yasuji Koga, Yoshihiro Shimizu, Shuji Yoda | 1993-05-18 |
| 4898941 | Process for preparing diphenylalkene derivatives | Nobuo Kanda, Yukihiro Abe, Mitsuru Kondo | 1990-02-06 |
| 4536220 | Fluoran derivatives as new compounds and recording system utilizing the same as colorless chromogenic material | Mitsuru Kondo, Hiroshi Iwasaki, Nobuo Kanda | 1985-08-20 |
| 4524373 | Fluoran derivatives as new compounds, process for preparing the same and recording system utilizing the same as colorless chromogenic material | Mitsuru Kondo, Hiroshi Iwasaki, Nobuo Kanda, Masayuki Omatsu | 1985-06-18 |
| 4423091 | Method of making microcapsules | Hiroshi Iwasaki, Shinsuke Irii | 1983-12-27 |