Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10605956 | Polycarbonate resin and optical lens | Manabu Hirakawa, Takashi Motoi, Mitsuharu Kitamura | 2020-03-31 |
| 10556987 | Polycarbonate resin | Mitsuteru Kondo, Munenori Shiratake, Kentaro Ishihara, Koji Hirose, Shinya Ikeda | 2020-02-11 |
| 10048404 | Polycarbonate resin and optical lens | Manabu Hirakawa, Takashi Motoi, Mitsuharu Kitamura | 2018-08-14 |
| 9982129 | Polycarbonate resin composition, and optical material and optical lens each manufactured using same | Hirohito Ishizuka, Kentaro Ishihara, Munenori Shiratake, Manabu Hirakawa | 2018-05-29 |
| 9708445 | Polycarbonate resin usable as oil-adsorbing material | Manabu Hirakawa | 2017-07-18 |
| 9360593 | Polycarbonate resin, production method therefor, and optical molded body | Hirohito Ishizuka, Yoshio Nishimura, Takashi Ishii, Kouji Hirose, Kentarou Ishihara +1 more | 2016-06-07 |
| 9321887 | Polyformal resin copolymer and method for producing the same | Munenori Shiratake, Yoshio Nishimura, Takashi Ishii, Hirohito Ishizuka | 2016-04-26 |
| 9274252 | Polycarbonate resin composition | Hiroki Furuhashi, Shu Yoshida, Kazuaki Kaneko, Keiichi Kameyama | 2016-03-01 |
| 9163116 | Polycarbonate resin composition | Hiroki Furuhashi, Shu Yoshida, Kazuaki Kaneko, Keiichi Kameyama | 2015-10-20 |
| 8877341 | Polycarbonate resin and optical film using the same | Kunitoshi Mimura | 2014-11-04 |
| 8674053 | Process for production of highly polymerized aromatic polycarbonate resin | Yoshinori Isahaya, Shu Yoshida, Hiroki Furuhashi | 2014-03-18 |
| 8509512 | Examination method, examination apparatus and examination program | Yoshihide Ota | 2013-08-13 |
| 8451540 | Retardation film | Kenji Kato, Katsushige Hayashi, Haruaki Eto, Syoichi Nito | 2013-05-28 |
| 8436129 | Polycarbonate resin having ultraviolet absorbing capability, resin composition and optical material | Shu Yoshida, Toshiaki Yamada, Jun Hagiwara | 2013-05-07 |
| 8391581 | X-ray inspecting apparatus and X-ray inspecting method | Masayuki Masuda, Shinji Sugita, Tsuyoshi Matsunami, Yasushi Sasaki | 2013-03-05 |
| 8254519 | X-ray inspection apparatus and X-ray inspection method | Shinji Sugita, Masayuki Masuda, Tsuyoshi Matsunami | 2012-08-28 |
| 8063391 | Light-transmitting electromagnetic wave-shielding material | Takatoshi Matsumura, Masahiko Ishikawa, Yoshitaka Masuda, Noboru Ohtani, Yoshiya Kimura +1 more | 2011-11-22 |
| 8058384 | Method for producing thermoplastic resin, polyester resin and polycarbonate resin, and their applications | Toshiaki Yamada, Shu Yoshida, Jun Hagiwara, Hiroki Furuhashi, Kazuaki Kaneko +1 more | 2011-11-15 |
| 8026336 | Polycarbonate resin composition and method of producing the same | Yoshinori Isahaya, Shu Yoshida, Jun Hagiwara, Kazuaki Kaneko, Keiichi Kameyama | 2011-09-27 |
| 8013106 | Optical lens | Toshiaki Yamada, Eiji Koshiishi, Shu Yoshida | 2011-09-06 |
| 7800986 | Optical pickup and optical disc apparatus | Takashi Kobayashi, Katsuhiro Seo, Yoshiki Okamoto | 2010-09-21 |
| 7680242 | X-ray examination method and X-ray examination apparatus | Masayuki Masuda, Tsuyoshi Matsunami, Haruyuki Koizumi | 2010-03-16 |
| 7541416 | Polycarbonate copolymer and process for producing the same | Takayasu Fujimori, Masamichi Mizukami | 2009-06-02 |
| 7198830 | Polycarbonate resin composition and polarizing sheet used the same | Takayasu Fujimori, Shingo Kanasaki, Ryozo Kawai, Hiromi Kagaya | 2007-04-03 |
| 7028317 | Optical disc device having an inclined guided member to control the direction of light | Masaya Sakata, Masaaki Nio | 2006-04-11 |