Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12277785 | Information processing apparatus, computer-readable storage medium, and information processing method | Masataka Sato, Kazutaka Asahi | 2025-04-15 |
| 11376634 | Article management device, article management system, and computer-readable storage medium | Shota Nagafuchi | 2022-07-05 |
| 7683212 | Methods for producing acetic acid | Hiroyuki Miura | 2010-03-23 |
| 7678940 | Process for producing carboxylic acid | Hiroyuki Miura | 2010-03-16 |
| 7476761 | Process for producing acetic acid | — | 2009-01-13 |
| 5914428 | Process for preparation of isocyanate compounds | Toyokazu Yagii, Teruo Itokazu, Kenji Oka, Yasutaka Tanaka, Kiyokazu Murata | 1999-06-22 |
| 5789614 | Process for preparation of aliphatic diisocyanate compounds | Toyokazu Yagii, Teruo Itokazu, Kenji Oka, Yasutaka Tanaka | 1998-08-04 |
| 5391821 | Process for producing carboxylic acids | Hiroshi Koyama | 1995-02-21 |
| 5214203 | Process for producing carboxylic acids | Hiroshi Koyama | 1993-05-25 |
| 5091563 | Process for preparing .alpha.-phenylpropionic acid derivative | Yasutaka Tanaka, Yasuo Tsuji | 1992-02-25 |
| 5089650 | Process for producing carbonic acid ester | Shigeru Yokota, Hiroshi Koyama | 1992-02-18 |
| 4996357 | Process for preparing acetic acid | Takaaki Fujiwa | 1991-02-26 |
| 4843172 | Process for preparing .alpha.-phenylpropionic acid derivative | Yasutaka Tanaka, Yasuo Tsuji | 1989-06-27 |
| 4735749 | Production of acetyl compound | Takaaki Fujiwa | 1988-04-05 |
| 4625058 | Preparation of an oxy-acetyl compound | Takaaki Fujiwa | 1986-11-25 |
| 4603020 | Preparation of acetyl compounds | Masahiro Kagotani | 1986-07-29 |
| 4567305 | Process for continuous hydroformylation of allyl alcohol | Mitsuo Matsumoto, Shinichi Miura, Koichi Kikuchi, Masuhiko Tamura, Kunio Koga +1 more | 1986-01-28 |
| 4537997 | Process for treating hydroformylation catalyst | Takeshi Horikawa, Masahiro Kagotani | 1985-08-27 |
| 4209467 | Hydroformylation process | Shingo Oda, Takushi Yokoyama, Yasukazu Murakami | 1980-06-24 |