Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9234986 | Polyester resin and optical lens | Takeshi Hirokane, Dai Oguro | 2016-01-12 |
| 9030762 | Polyester resin and optical lens | Takeshi Hirokane | 2015-05-12 |
| 8859787 | Glycol compound having dioxane structure and method for producing the same | Takeshi Hirokane, Dai Oguro | 2014-10-14 |
| 8846957 | Glycol compound having dioxane structure and method for producing the same | Takeshi Hirokane, Dai Oguro | 2014-09-30 |
| 8674054 | Polyester resin and optical lens | Takeshi Hirokane, Dai Oguro | 2014-03-18 |
| 8410244 | Vibration-damping film | Kazuaki Mukasa, Akifumi Tiba, Kenji Harada | 2013-04-02 |
| 8357742 | Vibration damping material | Takeo Hayashi, Satoshi Yoshinaka, Kazuaki Mukasa | 2013-01-22 |
| 8198362 | Damping material and method for production thereof | Satoshi Yoshinaka, Takeo Hayashi, Kazuaki Mukasa, Takao Ota | 2012-06-12 |
| 8030388 | Vibration-damping material | Kazuaki Mukasa, Takeo Hayashi, Satoshi Yoshinaka | 2011-10-04 |