Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8227060 | Lactic acid polymer composition, molded article comprising the composition and process for producing the molded article | Masaaki Iijima, Takayuki Kuroki, Masahiro Sugi | 2012-07-24 |
| 7714048 | Biodegradable resin composition | Masaya Goino, Yasuhiro Kakida | 2010-05-11 |
| 7132490 | Lactic acid-based resin composition | Nobuyuki Maki, Hitoshi Tachino | 2006-11-07 |
| 6984443 | Aliphatic polyester resin composition and films containing the same | Takayuki Kuroki, Takayuki Watanabe, Yasuhiro Kitahara, Akinori Takehara | 2006-01-10 |
| 6756331 | Lactic-acid base resin composition and molded articles made therefor | Tomoyuki Kasemura, Shinya Takahashi, Naoto Kuriyama, Takayuki Watanabe, Yasuhiro Kitahara | 2004-06-29 |
| 6710135 | Resin composition and use thereof | Junji Tan, Kazuo Wakimura | 2004-03-23 |
| 6417294 | Films and molded articles formed from aliphatic polyester compositions containing nucleating agents | Tatsuya Kawaguchi, Tomoyuki Nakata, Takayuki Watanabe, Yasuhiro Kitahara, Kazuhiko Suzuki +1 more | 2002-07-09 |
| 6235825 | Polylactic acid resin composition and film therefrom | Yasunori Yoshida, Yasuhiro Kitahara, Takayuki Watanabe, Hisashi Aihara, Tomoyuki Nakata +2 more | 2001-05-22 |
| 5955402 | Biodegradable lubricative resin composition | Masakazu Hirata, Mari Kataoka, Masanobu Ajioka | 1999-09-21 |
| 5916950 | Resin composition and molded articles thereof | Takayuki Watanabe, Yasuhiro Kitahara, Tomoyuki Nakata, Kazuhiko Suzuki, Masanobu Ajioka | 1999-06-29 |
| 5770683 | Preparation process of polyhydroxycarboxylic acid | Yasunori Yoshida, Michihiko Miyamoto, Kan Ideda, Masahiro Ohta | 1998-06-23 |
| 5646238 | Preparation process of polyhydroxycarboxylic acid | Kan Ikeda, Masahiro Ohta | 1997-07-08 |
| 5616783 | Purification process of polyhydroxycarboxylic acid | Yasunori Yoshida, Katsuji Watanabe, Masahiro Ohta | 1997-04-01 |
| 5512653 | Lactic acid containing hydroxycarboxylic acid for the preparation of polhydroxycarboxylic acid | Masahiro Ohta, Yasunori Yoshida | 1996-04-30 |
| 5444143 | Preparation process of polyhydroxycarboxylic acid | Masahiro Ohta, Yasunori Yoshida | 1995-08-22 |
| 5440008 | Process for preparing polyhydroxycarboxylic acid | Fumiaki Ichikawa, Mineo Kobayashi, Masahiro Ohta, Yasunori Yoshida, Hiroyuki Itoh | 1995-08-08 |
| 5386004 | Polyhydroxycarboxylic acid and purification process thereof | Masahiro Ohta | 1995-01-31 |
| 5359117 | Processes for producing aromatic polycarbonate oligomer and aromatic polycarbonate | Yoshiyuki Totani, Motokazu Hirao, Tomonori Ito, Masakatsu Nakatsuka, Akihiro Yamaguchi +4 more | 1994-10-25 |
| 5241080 | Process for stabilizing dibenzylidenesorbitols and composition thereof | Tadashi Kobayashi, Hiroaki Matsuno | 1993-08-31 |