Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8088947 | Method for producing methacrolein and/or methacrylic acid | Tatsuhiko Kurakami, Toshitake Kojima | 2012-01-03 |
| 7849992 | Bill deposit machine | Yoshikazu Mitsusada | 2010-12-14 |
| 7825061 | Catalyst for producing methacrylic acid and preparation method thereof | Atsushi Sudo, Hideki Sugi | 2010-11-02 |
| 7642214 | Catalyst for oxidation of alkane, process for preparing thereof and process for producing unsaturated oxygen-containing compound | Tomoaki Kobayashi | 2010-01-05 |
| 6812188 | Catalyst for methacrylic acid production, coated catalyst, and process for producing the same | Atsushi Sudo, Hideki Sugi | 2004-11-02 |
| 6762148 | Catalyst process of making | Junzo Ohishi, Masahiro Senyo, Hideki Sugi | 2004-07-13 |
| 6028220 | Producing acrolein and acrylic acid using a supported dual activity molybdenum, iron, and bismuth based catalyst in a fixed bed multitubular reactor | Koichi Wada, Akira Iwamoto, Atsushi Sudo, Fumio Sakai, Kazuo Shiraishi +1 more | 2000-02-22 |
| 5959143 | Catalysts and process for the preparation thereof | Hideki Sugi, Fumio Sakai, Koichi Wada, Kazuo Shiraishi, Toshitake Kojima +1 more | 1999-09-28 |
| 5929275 | Catalyst and process for producing unsaturated aldehyde and unsaturated acid | Koichi Wada, Akira Iwamoto, Atsusi Sudo, Fumio Sakai, Kazuo Shiraishi +1 more | 1999-07-27 |
| 4925980 | Process for producing methacrylic acid and a catalyst | Mutsumi Matsumoto | 1990-05-15 |