Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4746645 | Heat-sensitive recording material | Teijiro Kitao, Mitsuru Kondo, Toshitake Suzuki, Hironori Fujii, Kenji Minami | 1988-05-24 |
| 4729984 | Heat sensitive recording sheets containing sulfone derivatives | Fumio Hama, Mitsuru Kondo | 1988-03-08 |
| 4713488 | Method for producing cycloalkyl aminophenol derivatives | Naoki Yonese, Mitsuru Kondo | 1987-12-15 |
| 4629800 | Fluoran compounds | Naoki Yonese, Mitsuru Kondo | 1986-12-16 |
| 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, Haruo Omura | 1985-06-18 |