YH

Yuzo Hayashi

AC Alps Electric Co.: 10 patents #159 of 2,177Top 8%
IC Irie Koken Co.: 5 patents #1 of 13Top 8%
TK Toyo Boseki Kabushiki Kaisha: 5 patents #122 of 1,085Top 15%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
FU Fujirebio: 2 patents #61 of 219Top 30%
EC Ensuiko Sugar Refining Co.: 1 patents #27 of 60Top 45%
YI Yoshitomi Pharmaceutical Industries: 1 patents #145 of 310Top 50%
Overall (All Time): #161,472 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
D982074 Clip engagement portion Yuhei Imai, Hirozumi Fujiwara 2023-03-28
D975777 File Yuhei Imai, Hirozumi Fujiwara 2023-01-17
11376884 Binder Yuhei Imai, Hirozumi Fujiwara 2022-07-05
8053202 Method for determining the stage of ulcerative colitis or interstitial pneumonitis and reagent kit thereof Mutsunori Fujiwara, Isao Okayasu 2011-11-08
7829295 Method for determining the stage of ulcerative colitis or interstitial pneumonitis and reagent kit thereof Mutsunori Fujiwara, Isao Okayasu 2010-11-09
7495727 Transflective liquid crystal display device having liquid crystal layer with much larger transmissive retardation than reflective retardation Mitsuo Oizumi, Mitsuro Kano 2009-02-24
7025482 Light guide member and illuminating device Tatsumaro Yamashita 2006-04-11
6966538 Gate valve Tatsuo Saito, Manabu Yabe, Masaharu Nakagawa 2005-11-22
6963381 Active matrix display device with asymmetrical reflection, and insulating layer with a corrugated surface and a flat portion Mitsuru Kano, Katsumasa Yoshii, Hiroyuki Hebiguchi, Masahiko Yamaguchi 2005-11-08
6475935 Regenerator and regenerative material used therein Yoshihiro Ishizaki 2002-11-05
6212317 Method of manufacturing color filter and device of manufacturing the same Naoki Takeshita, Kaoru Ikeda 2001-04-03
6083649 Method of making color filter Naoki Takeshita, Kaoru Ikeda 2000-07-04
5626324 Non-sliding vacuum gate valve Yoshinobu Nakamura 1997-05-06
5393660 Reagent for Determining .alpha.-amylase activity and method for determining .alpha.-amylase activity Sumio Kitahata, Nobuhiro Kuwahara, Koki Fujita, Koji Hara, Keiichi Majima +1 more 1995-02-28
5250420 Method and reagent for determination of dehydrogenase or its substrate Shigeki Asano, Haruo Watanabe 1993-10-05
5087017 Valve body for non-sliding type gate valve Toshio Sawa, Norikimi Irie 1992-02-11
5081016 Method for measuring the amount of polyamines in a biological sample Haruo Watanabe 1992-01-14
5075790 Method for orienting liquid crystal display element by rubbing Tetuo Shiraiwa 1991-12-24
5002255 Non-sliding gate valve for high vacuum use Toshio Sawa, Norikimi Irie, Toshiro Katagiri 1991-03-26
4987067 Maltooligosaccharide derivatives and reagents for determination of amylase activity Katsutoshi Ishimaru, Akira Shimada, Shinichi Teshima 1991-01-22
4983512 Reagent for determination of acid phosphatase Shinichi Teshima 1991-01-08
4767189 Terminal connection structure for a liquid crystal display device Yoshihiro Nagura 1988-08-30
4543201 Liquid crystal mixture Fumiaki Yamanashi, Yoshiyuki Fujiwara 1985-09-24
4482473 Liquid crystal mixture Fumiaki Yamanashi, Yoshiyuki Fujiwara 1984-11-13
4477368 Color display liquid crystal composition Fumiaki Yamanashi, Mitsuru Kano, Yoshiyuki Fujiwara, Yoshizo Tashiro 1984-10-16