KH

Koki Hirano

HI Hitachi: 20 patents #1,757 of 28,497Top 7%
HC Hitachi Cable: 12 patents #31 of 1,086Top 3%
IC Idemitsu Petrochemical Co.: 8 patents #30 of 578Top 6%
PR Proterial: 3 patents #41 of 267Top 20%
NC Nippon Shokubai Co.: 2 patents #486 of 1,108Top 45%
JC Jidosha Denki Kogyo Co.: 2 patents #38 of 121Top 35%
NC Ntt Communications: 1 patents #34 of 129Top 30%
IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #62,292 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
8218923 Optical waveguide substrate with optical fiber fixation groove, process for its production, stamps for use in this production process, and opto-electronic hybrid integrated module including said optical waveguide substrate Takami Ushiwata, Kozo Tajiri, Tomomi Makino 2012-07-10
8155493 Flexible optical waveguide and process for its production Takami Ushiwata, Kozo Tajiri, Tomomi Makino 2012-04-10
8116633 Optical-electrical transceiver module Hiroki Yasuda 2012-02-14
8027553 Connected body and optical transceiver module Toshiaki Takai, Naoki Matsushima, Hiroki Yasuda 2011-09-27
7995875 Mirror-embedded optical waveguide and fabrication method of same Hiroki Yasuda 2011-08-09
7905663 Electronic apparatus and photoelectric conversion module Hiroki Yasuda, Juhyun Yu 2011-03-15
7805042 Flexible optical interconnection structure and method for fabricating same Takami Ushiwata, Hiroki Yasuda 2010-09-28
7794158 Fabrication method of optical interconnection component and optical interconnection component itself Hiroki Yasuda, Takami Ushiwata 2010-09-14
7509001 Optical circuit board Hiroki Yasuda, Takami Ushiwata, Masahiko Kobayashi 2009-03-24
6711326 Wavelength separation optical device and multiple wavelength light transmission module Tatsuya Sugita, Tomiya Abe, Yuzo Ito 2004-03-23
6704478 Wavelength separation optical device and multiple wavelength light transmission module Tatsuya Sugita, Tomiya Abe, Yuzo Ito 2004-03-09
6667359 Polypropylene compositions for automotive parts Masaru Nakagawa, Yutaka Obata, Yasuhisa Sugita, Takao Nomura, Masatoshi Matsuda +2 more 2003-12-23
6303071 Method and apparatus for producing a blow molded article Minoru Sugawara, Katsuhiko Tada, Tomoyuki Obara 2001-10-16
5786427 Highly rigid propylenic resin and blow molded article made therefrom Masato Kijima, Masayuki Shinohara, Minoru Sugawara 1998-07-28
5736613 Highly rigid propylenic resin and blow molded article made therefrom Masato Kijima, Masayuki Shinohara, Minoru Sugawara 1998-04-07
5714227 Car interior member and method for producing the same Minoru Sugawara, Katsuhiko Tada, Tetsuya Nakamura 1998-02-03
5527581 Car interior member and molding method of the same Minoru Sugawara, Katsuhiko Tada, Tetsuya Nakamura 1996-06-18
5486561 Polypropylene resin composition Ryuichi Ohki, Yutaka Kobayashi 1996-01-23
5425926 Process of coating molded article of olefinic resin Takumi Kunikiyo, Ryoichi Ohki, Mitsutoshi Shimizu, Kazuhiko Yamauchi, Ryuichi Ohki +1 more 1995-06-20
4559484 Stop-position controlling device for electric windshield wiper 1985-12-17
4399380 Air cooled wiper motor 1983-08-16