Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215191 | Polyalkylene ether glycol composition and method for producing the same | Ryo Yamashita, Masaru Utsunomiya | 2025-02-04 |
| 10844030 | Method for producing furfural | Yosuke Suzuki, Masaru Utsunomiya | 2020-11-24 |
| 10487032 | Production method for 1,4-butanediol | Masaru Utsunomiya, Norikazu Konishi, Kota TANAKA, Shinichiro Matsuzono, Takayuki Suzuki +3 more | 2019-11-26 |
| 10472465 | Method for producing polycarbonate diol, polycarbonate diol and polyurethane using same | Kazunao KUSANO, Kazuki WAKABAYASHI, Yoko NAKAGAWA, Yoshikazu KANAMORI | 2019-11-12 |
| 10472311 | 1,4-butanediol-containing composition | Masaru Utsunomiya, Norikazu Konishi, Kouta Tanaka, Takayuki Suzuki, Shinichirou Matsuzono | 2019-11-12 |
| 10450404 | Production methods of polyester and polyurethane | Masaru Utsunomiya, Norikazu Konishi, Kota TANAKA, Shinichiro Matsuzono, Takayuki Suzuki +3 more | 2019-10-22 |
| 10285587 | Ocular fundus imaging system | — | 2019-05-14 |
| 10253008 | Method for producing furan compound and furfural composition | Hideto Tsuji, Yosuke Suzuki | 2019-04-09 |
| 10144687 | Method for producing 1,4-butanediol | Masaru Utsunomiya, Kouta Tanaka, Norikazu Konishi | 2018-12-04 |
| 10125109 | Method for producing furan compound and furfural composition | Hideto Tsuji, Yosuke Suzuki | 2018-11-13 |
| 10065938 | Method for producing hydride using unsaturated compound having carbon number of 4 as raw material | Masaru Utsunomiya, Norikazu Konishi, Kouta Tanaka | 2018-09-04 |
| 9695140 | Gamma-butyrolactone composition and method for producing same | Shohei Taniguchi, Masaru Utsunomiya | 2017-07-04 |
| 9598388 | Method for producing tetrahydrofuran | Masaru Utsunomiya, Norikazu Konishi, Kouta Tanaka | 2017-03-21 |
| 9556307 | Method for producing polybutylene terephthalate | Masaru Utsunomiya, 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 | Masaru Utsunomiya, Norikazu Konishi, Kouta Tanaka | 2016-12-20 |
| 9434706 | 1,4-butanediol-containing composition | Masaru Utsunomiya, Norikazu Konishi, Kouta Tanaka, Takayuki Suzuki, Shinichirou Matsuzono | 2016-09-06 |
| 9126963 | Method for producing tetrahydrofuran | Masaru Utsunomiya, Eiji Hattori | 2015-09-08 |