Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215191 | Polyalkylene ether glycol composition and method for producing the same | Ryo Yamashita, Yusuke Izawa | 2025-02-04 |
| 10844030 | Method for producing furfural | Yusuke Izawa, Yosuke Suzuki | 2020-11-24 |
| 10487032 | Production method for 1,4-butanediol | Yusuke Izawa, Norikazu Konishi, Kota TANAKA, Shinichiro Matsuzono, Takayuki Suzuki +3 more | 2019-11-26 |
| 10472311 | 1,4-butanediol-containing composition | Yusuke Izawa, Norikazu Konishi, Kouta Tanaka, Takayuki Suzuki, Shinichirou Matsuzono | 2019-11-12 |
| 10450404 | Production methods of polyester and polyurethane | Yusuke Izawa, Norikazu Konishi, Kota TANAKA, Shinichiro Matsuzono, Takayuki Suzuki +3 more | 2019-10-22 |
| 10370684 | Treatment method of saccharide solution | Kiminori Kawakami, Yasuyo Saito, Takanao Matsumoto, Ryusuke Aoyama, Shigeki Nitta | 2019-08-06 |
| 10144687 | Method for producing 1,4-butanediol | Yusuke Izawa, Kouta Tanaka, Norikazu Konishi | 2018-12-04 |
| 10065938 | Method for producing hydride using unsaturated compound having carbon number of 4 as raw material | Yusuke Izawa, Norikazu Konishi, Kouta Tanaka | 2018-09-04 |
| 10023883 | Method for treating sugar solution, hydrogenated sugar solution, method for producing organic compound, and method for culturing microorganisms | Kiminori Kawakami, Takanao Matsumoto, Shigeki Nitta, Syuuichi Yunomura, Yuusuke Izawa | 2018-07-17 |
| 9695140 | Gamma-butyrolactone composition and method for producing same | Shohei Taniguchi, Yusuke Izawa | 2017-07-04 |
| 9598388 | Method for producing tetrahydrofuran | Yusuke Izawa, Norikazu Konishi, Kouta Tanaka | 2017-03-21 |
| 9556307 | Method for producing polybutylene terephthalate | Yusuke Izawa, Norikazu Konishi, Shinichiro Matsuzono, Takayuki Suzuki, Michael Japs +2 more | 2017-01-31 |
| 9522897 | Method for producing hydride using unsaturated compound having carbon number of 4 as raw material | Yusuke Izawa, Norikazu Konishi, Kouta Tanaka | 2016-12-20 |
| 9434706 | 1,4-butanediol-containing composition | Yusuke Izawa, Norikazu Konishi, Kouta Tanaka, Takayuki Suzuki, Shinichirou Matsuzono | 2016-09-06 |
| 9126963 | Method for producing tetrahydrofuran | Yusuke Izawa, Eiji Hattori | 2015-09-08 |
| 8318990 | Process of producing alcohol | Yoshiyuki Tanaka | 2012-11-27 |
| 6492532 | Method for producing carbonyl compound by dehydrogenating alcohol | Kazunari Takahashi, Yoko Seto, Souichi Orita, Souichi Amano | 2002-12-10 |
| 6429316 | Process for preparing pyrrolidone derivative | Kazunari Takahashi, Yoko Seto, Souichi Orita, Kazutaka Maruyama, Tomonori Okubi | 2002-08-06 |