Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12065541 | Thermoplastic resin, optical film made therefrom, diol compound, diester compound | Yuuichi Hirami, Koji Nakamura, Hiroyuki Hayashi, Tomoko Maeda, Kenichi Satake | 2024-08-20 |
| 11873370 | Polycarbonate resin composition, molded article, and multilayer body | Yuuichi Hirami, Tomoaki Kanemasa, Taiki Shimada, Masato Ando, Akira Kosuge +3 more | 2024-01-16 |
| 10754065 | Retardation film, circularly-polarizing plate, and image-displaying device | Yuuichi Hirami, Hisatoshi Uehara, Hiroyuki Hayashi, Takashi Shimizu, Hiroshi Sumimura +1 more | 2020-08-25 |
| 10732323 | Retardation film, circularly-polarizing plate, and image-displaying device | Yuuichi Hirami, Hisatoshi Uehara, Hiroyuki Hayashi, Takashi Shimizu, Hiroshi Sumimura +1 more | 2020-08-04 |
| 10670773 | Retardation film, circularly-polarizing plate, and image-displaying device | Yuuichi Hirami, Hisatoshi Uehara, Hiroyuki Hayashi, Takashi Shimizu, Hiroshi Sumimura +1 more | 2020-06-02 |
| 10081707 | Polycarbonate resin, molded article, and optical film | Yuuichi Hirami | 2018-09-25 |
| 9518150 | Resin composition, stretched film, circularly polarizing plate, and image display device | Hisatoshi Uehara, Hiroyuki Hayashi, Naoko Sumitani, Haruhiko Kusaka, Yuuichi Hirami | 2016-12-13 |
| 9453951 | Retardation film web, circularly polarizing plate and organic EL panel | Takashi Shimizu, Kazuki Uwada, Tadashi Kojima, Nao Murakami, Tomohiko Tanaka | 2016-09-27 |
| 9382378 | Polycarbonate resins and processes for producing the same | Michiaki Fuji, Masanori Yamamoto | 2016-07-05 |
| 9353215 | Production method of polycarbonate resin | Masashi Yokogi, Takehito Nagao, Masanori Yamamoto | 2016-05-31 |
| 9051420 | Polycarbonate resins and processes for producing the same | Michiaki Fuji, Masanori Yamamoto | 2015-06-09 |
| 8937146 | Polycarbonate resin and transparent film comprising the same | Masashi Yokogi, Tomohiko Tanaka, Nao Murakami | 2015-01-20 |
| 8907048 | Production method of polycarbonate resin | Takehito Nagao | 2014-12-09 |
| 8785565 | Production method of polycarbonate, and polycarbonate pellet | Yasuhiro Oda | 2014-07-22 |
| 8735535 | Production method of polycarbonate resin | Masanori Yamamoto | 2014-05-27 |
| 8629235 | Production method of polycarbonate | Takehito Nagao | 2014-01-14 |
| 8487067 | Polycarbonate resin and transparent film formed therefrom | Masanori Yamamoto | 2013-07-16 |
| 8445624 | Processes for producing polycarbonate | Michiaki Fuji, Masaki Yamamoto | 2013-05-21 |