Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10982020 | A-B block co-polymer, A-B block co-polymer production method, resin treatment pigment composition, resin treatment pigment composition production method, pigment dispersion, and pigment dispersion solution | Hiroyuki Shimanaka, Yoichi Tagi, Yoshikazu Murakami, Shinichiro Aoyagi, Sachio Yoshikawa | 2021-04-20 |
| 9187718 | Rinsing agent, and method for production of hard disk substrate | Nobuhiro Iwamoto, Nobuaki Mukai, Ryuji Kotani | 2015-11-17 |
| 5380900 | .alpha.-methylenecyclopentanone derivative and process for producing the same | Fumie Sato, Katsuaki Miyaji | 1995-01-10 |
| 5254708 | Substituted cyclic ketones, substituted cyclic enones, and process for producing the same | Fumie Sato, Katsuaki Miyaji | 1993-10-19 |
| 5231208 | Substituted cyclic ketones, substituted cyclic enones, and process for producing the same | Fumie Sato, Katsuaki Miyaji | 1993-07-27 |
| 5227505 | Substituted cyclic ketones, substituted cyclic enones, and process for producing the same | Fumie Sato, Katsuaki Miyaji | 1993-07-13 |
| 5191112 | Process for optical resolution of (.+-.)-2-(3-benzoyl)-phenylpropionic acid | Hiroyuki Nohira | 1993-03-02 |
| 5089625 | Substituted cyclic kentones, substituted cyclic enones | Fumie Sato, Katsuaki Miyaji | 1992-02-18 |
| 4994619 | Substituted cyclic ketones, substituted cyclic enones, and process for producing the same | Fumie Sato, Katsuaki Miyaji | 1991-02-19 |
| 4892675 | Optically active polymer and liquid crystal composition containing same | Hiroyuki Nohira, Kazuo Yoshinaga | 1990-01-09 |
| 4837344 | Optically active bicyclo carboxylic acids and their derivatives | Katsuaki Miyaji, Yoshio Ohara, Yasuhiro Takahashi | 1989-06-06 |
| 4709082 | 2-phenylpropionic acid esters, method for optical resolution thereof and optically active substance thereof | Yasuhiro Takahashi, Yoshio Ohara, Hiroo Matsumoto, Syuuzi Tsuchiya | 1987-11-24 |
| 4611088 | Process for preparing D-.alpha.-(6-methoxy-2-naphtyl) propionic acid | Yoshio Ohara, Yasuhiro Takahashi, Yasuo Takakuwa | 1986-09-09 |
| 4577025 | Method of preparing .alpha.-aromatic propionic acids and intermediates thereof | Yoshio Ohara, Yashio Takakuwa, Toyoko Iizumi | 1986-03-18 |
| 4417070 | Process for preparing an optical active ester of naphthylpropionic acid | Yoshio Ohara, Yasuo Takakuwa, Toyoko Iizumi | 1983-11-22 |