YY

Yoshio Yamaguchi

MB Mitsuboshi Belting: 15 patents #4 of 333Top 2%
Fujitsu Limited: 9 patents #3,538 of 24,456Top 15%
SE Seiko Epson: 7 patents #2,406 of 7,774Top 35%
JC Janome Sewing Machine Industry Co.: 3 patents #8 of 34Top 25%
JC Janome Sewing Machine Co.: 2 patents #82 of 229Top 40%
OC Okuno Chemical Industries Co.: 2 patents #8 of 77Top 15%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
ED Epson Imaging Devices: 1 patents #70 of 141Top 50%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
HS Harmonic Drive Systems: 1 patents #85 of 147Top 60%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
SY Symetrix: 1 patents #45 of 73Top 65%
TC Toyo Glass Co.: 1 patents #20 of 41Top 50%
UC Ubukata Industries Co.: 1 patents #20 of 43Top 50%
Overall (All Time): #73,649 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
10056211 Heat-reactive switch Tomohiro Hori 2018-08-21
7839471 Transflective liquid crystal device having a wire serpentinely bypassing a light-shielding layer in an interpixel region Mutsumi Matsuo, Katsuhiro Imai, Tomohiko Kojima 2010-11-23
7382386 Image forming apparatus Yoshiki Matsuzaki 2008-06-03
6946679 Liquid crystal display device, manufacturing method therefor, and electronic apparatus Naonori Miwa, Keiji Takizawa, Takeyoshi Ushiki 2005-09-20
6919948 Liquid crystal panel, manufacturing method therefor, and electronic equipment Hideki Kaneko, Kimihiro Nomura, Chihiro Tanaka, Motohiro Kamijima 2005-07-19
6888605 Electro-optical device and electronic apparatus 2005-05-03
6704075 Color filter substrate, method of fabricating color filter substrate, liquid crystal device, method of fabricating liquid crystal device, and electronic apparatus Keiji Takizawa, Mutsumi Matsuo, Takeyoshi Ushiki 2004-03-09
6618100 Liquid crystal device, liquid crystal device manufacturing method and electronic apparatus Kazuo Oike, Naoki Makino 2003-09-09
6614498 Liquid-crystal display device and electronic equipment Chihiro Tanaka, Tadashi Tsuyuki, Takeyoshi Ushiki, Takashi Inami 2003-09-02
6573960 Liquid crystal device having opening in reflection film outside pixel area for evaluating color filter and light shield, its method, and apparatus Masaki Kobayashi, Keiji Takizawa, Chihiro Tanaka 2003-06-03
6301450 Electrophotography apparatus Takeo Kojima, Yoshihiro Watanabe, Fumihiro Itoh, Masahiro Wanou 2001-10-09
6174213 Fluorescent lamp and method of manufacturing same Carlos A. Paz de Araujo, Jolanta Bozena Celinska, Joseph D. Cuchiaro, Jeffrey W. Bacon, Larry D. McMillan +4 more 2001-01-16
6171710 Surface treating agent for plating and base material with the plating adhered thereto Masayuki Ogino, Shigehiko Hayashi, Masahito Kawahara, Kazuo Goto, Toru Noguchi 2001-01-09
6128463 Image forming device Yoshiya Matsumoto, Shigeo Nonoyama, Tetsuya Takei, Nobuo Kuwabara, Hiroshi Kera +2 more 2000-10-03
6119553 Rotation transmitting device Toshimi Yamagishi, Yukio Sawada 2000-09-19
5976628 Copper conductor paste and production method of copper conductor film Masahito Kawahara, Toru Noguchi, Yoshifumi Yamashita, Yoshito Nokami 1999-11-02
5852757 Electrophotographic image forming apparatus having a device for recovering residual toner Toshio Tooda, Nobuo Kuwabara, Mituru Sato, Haruyasu Watanabe, Akira Nagahara +5 more 1998-12-22
5848343 Electrophotographic image-forming apparatus with uniform toner usage control Takefumi Takahashi, Shizuo Takano, Hiroshi Kera, Akira Nagahara, Yoshiya Ishiyama +2 more 1998-12-08
5845184 Developing unit having improved toner density control Akira Nagahara, Shigenobu Utaka, Toshio Tooda, Haruyasu Watanabe, Sachio Sasaki +4 more 1998-12-01
5807508 Copper conductor paste and production method of copper conductor film Masahito Kawahara, Toru Noguchi, Yoshifumi Yamashita, Yoshito Nokami 1998-09-15
5778285 Image forming apparatus for collecting residual toner from a drum using an AC voltage Akira Nagahara, Sachio Sasaki, Mitsuhito Furukawa, Shigenobu Utaka, Mitsuru Sato +3 more 1998-07-07
5731075 Colorant for a transparent substrate and method of making the colorant Kazuo Goto, Susumu Murakami, Shigehiko Hayashi, Koichi Sayo, Toru Noguchi +1 more 1998-03-24
5679466 Ultrafine particle dispersed glassy material and method Toru Noguchi, Kazuo Goto, Sigehiko Hayashi, Masahito Kawahara, Susumu Murakami +1 more 1997-10-21
5678143 Image forming apparatus for collecting residual toner from a drum using an AC voltage Akira Nagahara, Sachio Sasaki, Mitsuhito Furukawa, Shigenobu Utaka, Mitsuru Sato +3 more 1997-10-14
5597614 Ultrafine particle dispersed glassy material and method Toru Noguchi, Kazuo Goto, Sigehiko Hayashi, Masahito Kawahara, Susumu Murakami +1 more 1997-01-28