Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11008421 | Polyamide fine particle, method for producing same, and polyamide fine particle composition | Daisuke MURANO, Yingge XIAO | 2021-05-18 |
| 9643949 | Method for producing glycolide | Yoshiko Ikeyama | 2017-05-09 |
| 9365536 | Method for producing glycolide, which is provided with rectification step by means of gas-liquid countercurrent contact, and method for purifying crude glycolide | Takuya Ohzawa, Naoki Hayashi, Kentaro Otawara | 2016-06-14 |
| 8808596 | Process of making polyglycolic acid resin filament | Satoshi Hashimoto, Juichi Wakabayashi, Hirokazu Matsui | 2014-08-19 |
| 8722907 | Production process of glycolide | Shigeru Suzuki, Toshihiko Ono, Kazuhiko Sunagawa | 2014-05-13 |
| 8722908 | Method for producing glycolide | Shigeru Suzuki, Masaru Kagoshima, Michio Kikuchi | 2014-05-13 |
| 8658758 | Process for producing aliphatic polyester reduced in residual cyclic ester content | Hiroyuki Sato, Fuminori Kobayashi, Yukichika Kawakami, Yoshikazu Amano, Takashi Sato | 2014-02-25 |
| 8404868 | Method for purification of cyclic ester | Tomohiro Hoshi, Tomoyuki Ogawa | 2013-03-26 |
| 8318837 | Method for controlling water resistance of polyglycolic acid resin | Hiroyuki Sato, Yuki Hokari, Fuminori Kobayashi | 2012-11-27 |
| 8293826 | Aliphatic polyester resin composition | Yuki Hokari, Tsukasa Ikeda | 2012-10-23 |
| 8163866 | Aromatic polyester resin composition | Hiroyuki Sato, Yuki Hokari, Fuminori Kobayashi | 2012-04-24 |
| 8133955 | Aromatic polyester resin composition and process for production thereof | Hiroyuki Sato, Yuki Hokari, Fuminori Kobayashi, Toshihiko Ono | 2012-03-13 |
| 8119699 | Method of recycling laminated molding | Ryo Kato, Akiko Wakamatsu | 2012-02-21 |
| 8003721 | Aliphatic polyester composition and method for producing the same | Yoshinori Suzuki, Hiroyuki Sato, Takahiro Watanabe | 2011-08-23 |
| 7998385 | Method for producing multilayer stretch-molded article | Ryo Kato, Hisanori Tobita | 2011-08-16 |
| 7799837 | Bottle excellent in recyclability and method for recycling the bottle | Ryo Kato, Hiroyuki Sato | 2010-09-21 |
| 7785682 | Multilayer sheet made of polyglycolic acid resin | Takashi Sato, Juichi Wakabayashi, Tomoaki Sato, Takehisa Suzuki | 2010-08-31 |
| 7235673 | Glycolide production process, and glycolic acid oligomer for glycolide production | Yukichika Kawakami | 2007-06-26 |
| 7179868 | Polyglycolic acid-based resin composition and shaped product thereof | Hiroyuki Sato, Yukichika Kawakami | 2007-02-20 |
| 7067611 | Polyhydroxycarboxylic acid and its production process | Yukichika Kawakami | 2006-06-27 |
| 6951956 | Crystalline polyglycolic acid, polyglycolic acid composition and production process thereof | Hiromitsu Miura, Toshihiko Ono, Junji Nakajima, Daisuki Itoh | 2005-10-04 |
| 6916939 | Process for the preparation of cyclic esters and method for purification of the same | Yukichika Kawakami, Hajime Hoshi, Kazuhiko Sunagawa | 2005-07-12 |
| 6891048 | Glycolide production process, and glycolic acid composition | Yukichika Kawakami | 2005-05-10 |
| 6852827 | Polyester production process and reactor apparatus | Yukichika Kawakami, Hiroyuki Sato, Tomohiro Hoshi | 2005-02-08 |
| 6693204 | Method for purification of cyclic ester | Tetsuo Ejiri, Kentaro Otawara | 2004-02-17 |