Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6433211 | Process for producing cyanobenzoic acid derivatives | Hiroshi Yasuda, Haruaki Ito, Takashi Tani, Kimitaka Ohshiro, Makoto Saito +1 more | 2002-08-13 |
| 6271397 | L-ascorbic acid-2-phosphoric acid potassium crystal and method for producing the same | Kazuhiro Oomori, Yuji Kobayashi, Takamitsu Utsukihara | 2001-08-07 |
| 6190451 | Admixture of cement composition | Makoto Saito, Tohru Yamamoto, Yasuhito Wakabayashi | 2001-02-20 |
| 6013612 | Cleaning agent composition | Makoto Saito, Tohru Yamamoto | 2000-01-11 |
| 5929006 | Cleaning agent composition | Makoto Saito, Tohru Yamamoto | 1999-07-27 |
| 5453537 | Method for preparing an N-phosphonomethylglycine | Kohei Morikawa, Hidejiro Yokoo | 1995-09-26 |
| 5032567 | Additive for heat-sensitive recording material, the recording material and method for production of the recording material | Akihiro Ohtsubo, Kouhei Morikawa, Yohko Kataoka | 1991-07-16 |
| 4939269 | 3-substituted hydantoins | Akihiro Ohtsubo, Kouhei Morikawa, Yohko Kataoka | 1990-07-03 |