TY

Takashi Yasuhara

HI Hitachi: 24 patents #1,340 of 28,497Top 5%
DI Daikin Industries: 13 patents #237 of 2,957Top 9%
HC Hitachi Car Engineering Co.: 4 patents #107 of 465Top 25%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
Overall (All Time): #86,163 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
6392105 Process for production of fluoroalcohol Toru Yoshizawa, Shoji Takaki, Yasunori Yokoyama 2002-05-21
5629461 Method of producing 1,1,2,2,3-pentafluoropropane Akinori Yamamoto, Hirokazu Aoyama, Eiji Seki 1997-05-13
5185483 Process for preparing pentafluorodichloropropanes Hirokazu Aoyama, Satoru Kono, Satoshi Koyama, Souichi Ueda 1993-02-09
5171897 Hexafluoroneopentyl alcohol, derivative thereof fluorine-containing polymer and its use Hiroshi Inukai, Takahiro Kitahara 1992-12-15
5116544 Hexafluoroneopentyl alcohol, derivative thereof fluorine-containing polymer and its use Hiroshi Inukai, Takahiro Kitahara 1992-05-26
5100544 Liquid separating apparatus Naoaki Izutani, Yuji Watanabe, Kayoko Sugioka 1992-03-31
4942205 Alpha-fluoroacrylic acid polymer and its use Akira Ohmori 1990-07-17
4871820 Alpha-fluoroacrylic acid polymer and its use Akira Ohmori 1989-10-03
4832712 Gas separating membrane Akira Ohmori, Takahiro Kitahara 1989-05-23
4810766 Acryloxyorganosiloxane polymer Akira Ohmori, Takahiro Kitahara 1989-03-07
4684705 Contact lens Fumio Yamamoto, Takayoshi Suzuki, Masahiro Ikari, Susumu Saito, Akira Ohmori 1987-08-04
4644043 Fluorine-containing polymer for gas separating membrane Akira Ohmori, Naoaki Izutani, Yasufumi Ueda 1987-02-17
4353002 Rotary electrical machine connected to high-temperature load Hideaki Kobayashi, Yasuharu Tamuro, Kunio Ishii 1982-10-05