Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5071585 | Phosphoric acid ester, process for preparing the same, and detergent composition containing the same | Akira Matsunaga, Nobutaka Horinishi, Takashi Imamura, Tomihiro Kurosaki | 1991-12-10 |
| 5043424 | Modification method for peptides and proteins by reacting with a phosphoric acid ester | Akira Matsunaga, Nobutaka Horinishi, Takashi Imamura, Tomihiro Kurosaki | 1991-08-27 |
| 4985412 | Phosphoric acid ester, process for preparing the same, and detergent composition containing the same | Akira Matsunaga, Nobutaka Horinishi, Takashi Imamura, Tomihiro Kurosaki | 1991-01-15 |
| 4845239 | Phosphoric esters and process for preparing the same | Tohru Katoh, Akira Matsunaga, Tomihiro Kurosaki | 1989-07-04 |
| 4812254 | Detergent composition | Tomohiko Sano, Tomihiro Kurosaki | 1989-03-14 |
| 4774350 | Phosphoric ester | Tohru Katoh, Tomihiro Kurosaki | 1988-09-27 |
| 4739092 | Process for producing phosphoric ester salt of high purity | Toshio Nozaki, Tomihiro Kurosaki, Kiyoshi Aimono | 1988-04-19 |
| 4736051 | Process for the preparation of an alkali metal salt of a diester phosphoric acid | Toru Kato, Tomihiro Kurosaki, Takashi Imamura | 1988-04-05 |
| 4670575 | Process for purification of phosphoric mono esters | Tomihiro Kurosaki, Hisakazu Furugaki, Katsutoshi Kojima | 1987-06-02 |