YI

Youhei Ishikawa

MC Murata Manufacturing Co.: 53 patents #49 of 5,295Top 1%
JA Jatco: 6 patents #107 of 871Top 15%
TC Takehiro Co.: 4 patents #2 of 20Top 10%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
NK Nippon Hoso Kyokai: 1 patents #306 of 703Top 45%
Overall (All Time): #35,944 of 4,157,543Top 1%
63
Patents All Time

Issued Patents All Time

Showing 1–25 of 63 patents

Patent #TitleCo-InventorsDate
10323744 Control device for continuously variable transmission Tomoyuki SUWABE, Shin Tsukamoto 2019-06-18
9087505 Ultra-light sound insulator Toru Inoue, Masaki Ishikawa, Sohei Matsuyama, Hideyuki Mori 2015-07-21
8637145 Ultra-light sound insulator Toru Inoue, Masaki Ishikawa, Sohei Matsuyama, Hideyuki Mori 2014-01-28
8532893 Automatic transmission Yutaka Tohyama, Hideharu Yamamoto, Masahiro Hamano, Hiroyasu Tanaka 2013-09-10
8194879 Ultra-light sound insulator Masaki Ishikawa, Sohei Matsuyama, Hideyuki Mori 2012-06-05
8158246 Ultralight soundproof material Toru Inoue, Masaki Ishikawa, Sohei Matsuyama, Hideyuki Mori 2012-04-17
7412907 Range recognition apparatus for automatic transmission Takeshi Oohori, Takuichiro Inoue, Hiroyasu Tanaka 2008-08-19
7331900 Shift control apparatus and method for continuously variable transmission Hideki Oshita, Hiroyasu Tanaka, Takuichiro Inoue, Kousuke Abe 2008-02-19
7229372 Slippage prevention apparatus of belt-drive continuously variable transmission for automotive vehicle Shigeki Shimanaka, Hiroyasu Tanaka, Tatsuo Wakahara, Yoshihisa Kodama, Hideki Oshita 2007-06-12
7169070 Transmission controller of V-belt type continuously variable automatic transmission Tateki Jozaki, Shigeru Ishii, Tatsuo Wakahara, Masahiro Yamamoto, Hiroyasu Tanaka 2007-01-30
6362696 Device with a nonradiative dielectric waveguide with coupling gap Toru Tanizaki, Hiroshi Nishida 2002-03-26
6239757 Communication module for a means of transportation Toru Tanizaki 2001-05-29
6218916 Electromagnetically coupling nonradiative dielectric waveguides Toru Tanizaki, Hiroshi Nishida 2001-04-17
6148221 Thin film multilayered electrode of high frequency electromagnetic field coupling Seiji Hidaka 2000-11-14
6008771 Antenna with nonradiative dielectric waveguide Nobuaki Tanaka, Kazunari Kawahata, Seiichi Arai 1999-12-28
5825268 Device with a nonradiative dielectric waveguide Toru Tanizaki, Hiroshi Nishida 1998-10-20
5757331 Leakage dielectric waveguide and plane antenna using said leakage dielectric waveguide Tsukasa Yoneyama, Tohru Tanizaki 1998-05-26
5724013 High-frequency integrated circuit Toru Tanizaki, Hiroshi Nishida 1998-03-03
5604469 High-frequency integrated circuit Toru Tanizaki, Hiroshi Nishida 1997-02-18
5600289 Measuring jig used for evaluation of a device with a nonradiative dielectric waveguide Toru Tanizaki, Hiroshi Nishida, Norimitsu Tsukai, Atsushi Saito 1997-02-04
5523725 Signal-to-noise enhancer Takekazu Okada, Satoru Shinmura, Fumio Kanaya, Shinichiro Ichiguchi, Toshihito Umegaki +1 more 1996-06-04
5473296 Nonradiative dielectric waveguide and manufacturing method thereof Hiroshi Nishida, Atsushi Saito 1995-12-05
5408690 Antenna supervising apparatus comprising a standing wave ratio measuring unit Sadao Yamashita, Hidekazu Wada 1995-04-18
5379009 Active-type band-pass filter Seiji Hidaka 1995-01-03
5325077 TE.sub.101 triple mode dielectric resonator apparatus Hidekazu Wada, Hiroshi Nishida, Seiji Hidaka 1994-06-28