Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5952455 | Process for producing polyhydroxycarboxylic acid | Toshikazu Murayama, Yorozu Yokomori, Yoshiharu Kimura, Nobuko Tsuzaki | 1999-09-14 |
| 5883222 | Process for producing polyhydroxycarboxlic acid | Toshikazu Murayama, Nobuko Tsukazi, Yorozu Yokomori | 1999-03-16 |
| 5685880 | Leather modifier, process for modifying leather and modified tanned leather | Tetsuya Masutani, Masato Kuroi, Yasuo Itami, Masahiko Maeda, Yoshihiko Misugi +1 more | 1997-11-11 |
| 5279820 | Termiticides | Yoshitaka Honda | 1994-01-18 |
| 5256318 | Leather treatment and process for treating leather | Tetsuya Masutani, Masahiko Maeda, Masato Kuroi | 1993-10-26 |
| 4904417 | Fluorine-containing polyether and process for preparing the same | Yohnosuke Ohsaka, Takashi Tohzuka, Yoshitaka Honda | 1990-02-27 |