KO

Keiji Okamoto

DE Denso: 27 patents #220 of 11,792Top 2%
Ricoh Company: 18 patents #1,197 of 9,818Top 15%
NT NTT: 13 patents #292 of 4,871Top 6%
SO Sony: 12 patents #3,691 of 25,231Top 15%
HC Hitachi Ulsi Systems Co.: 7 patents #101 of 867Top 15%
RT Renesas Technology: 4 patents #758 of 3,337Top 25%
RE Renesas Electronics: 3 patents #1,322 of 4,529Top 30%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
IN Incs: 3 patents #7 of 22Top 35%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
TI Toray Industries: 2 patents #1,308 of 3,690Top 40%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
EM Elpida Memory: 1 patents #419 of 692Top 65%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
Overall (All Time): #16,407 of 4,157,543Top 1%
94
Patents All Time

Issued Patents All Time

Showing 51–75 of 94 patents

Patent #TitleCo-InventorsDate
9371744 Heat engine Norio GOUKO, Masahiro Asano, Atusi Sakaida, Tomikazu Ishikawa 2016-06-21
9326308 Pairing method and terminal apparatus 2016-04-26
9052629 Image forming apparatus Kazuhiko Watanabe 2015-06-09
8918008 Connector, charging device incorporating same, and image forming apparatus incorporating the connector Kazuhiko Watanabe 2014-12-23
8798516 Cleaning device, and image forming apparatus, process cartridge, and intermediate transfer unit each including the cleaning device Kazuhiko Watanabe 2014-08-05
8712309 Cleaning device, and image forming apparatus, process cartridge, and intermediate transfer unit each including the cleaning device Kazuhiko Watanabe 2014-04-29
8476138 Semiconductor memory device and a method of manufacturing the same, a method of manufacturing a vertical MISFET and a vertical MISFET, and a method of manufacturing a semiconductor device and a semiconductor device Hiraku Chakihara, Kousuke Okuyama, Masahiro Moniwa, Makoto Mizuno, Mitsuhiro Noguchi +3 more 2013-07-02
8401808 Wavelength-multiplexed optical signal measurement device and the method thereof Fumihiko Ito 2013-03-19
8364070 Cleaning device, and image forming apparatus, process cartridge, and intermediate transfer unit each including the cleaning device Kazuhiko Watanabe 2013-01-29
8233940 Base station equipment, base station control equipment and communication system Takehiro Shimomura, Kuniyuki Suzuki 2012-07-31
8182729 Wiring board and method of making the same Toshikazu Harada, Koji Kondo, Atusi Sakaida, Toshihisa Taniguchi 2012-05-22
8036585 Lubricant supplying unit, process unit incorporating same, image forming apparatus incorporating same, and method of manufacturing same 2011-10-11
8022773 Clock signal generation device, and wireless base station Kuniyuki Suzuki, Michio Orita 2011-09-20
7972920 Semiconductor memory device and a method of manufacturing the same, a method of manufacturing a vertical MISFET and a vertical MISFET, and a method of manufacturing a semiconductor device and a semiconductor device Hiraku Chakihara, Kousuke Okuyama, Masahiro Moniwa, Makoto Mizuno, Mitsuhiro Noguchi +3 more 2011-07-05
7719665 Method, apparatus, and program for measuring wavelength dispersion of optical waveguide Fumihiko Ito 2010-05-18
7711308 Cleaning device, process cartridge, and image forming apparatus Yoshiki Hozumi, Takeshi Saitoh, Kazuhiko Watanabe, Ken Amemiya 2010-05-04
7701020 Semiconductor memory device and a method of manufacturing the same, a method of manufacturing a vertical MISFET and a vertical MISFET, and a method of manufacturing a semiconductor device and a semiconductor device Hiraku Chakihara, Kousuke Okuyama, Masahiro Moniwa, Makoto Mizuno, Mitsuhiro Noguchi +3 more 2010-04-20
7495289 Semiconductor memory device and a method of manufacturing the same, a method of manufacturing a vertical MISFET and a vertical MISFET, and a method of manufacturing a semiconductor device and a semiconductor device Hiraku Chakihara, Kousuke Okuyama, Masahiro Moniwa, Makoto Mizuno, Mitsuhiro Noguchi +3 more 2009-02-24
7397104 Semiconductor integrated circuit device and a method of manufacturing the same Norio Suzuki, Hiroyuki Ichizoe, Masayuki Kojima, Shinichi Horibe, Kozo Watanabe +6 more 2008-07-08
7356375 Method and device for executing work consisting of a plurality of steps under computer control Shinjiro Yamada, Seiki Sato, Katsunori Shimomura, Tomohito Ohmori, Michiyo Kuwabara +2 more 2008-04-08
7319475 Method and apparatus for image forming capable of preventing image quality deterioration induced by heat from an optical deflector Yasumasa Tomita, Hiroshi Yoshizawa, Tetsuya Kimura, Masato Yokoyama, Keiichi Serizawa 2008-01-15
7190031 Semiconductor memory device and a method of manufacturing the same, a method of manufacturing a vertical MISFET and a vertical MISFET, and a method of manufacturing a semiconductor device and a semiconductor device Hiraku Chakihara, Kousuke Okuyama, Masahiro Moniwa, Makoto Mizuno, Mitsuhiro Noguchi +3 more 2007-03-13
7161215 Semiconductor memory device and method of manufacturing the same, a method of manufacturing a vertical MISFET and a vertical MISFET, and a method of manufacturing a semiconductor device and a semiconductor device Hiraku Chakihara, Kousuke Okuyama, Masahiro Moniwa, Makoto Mizuno, Mitsuhiro Noguchi +3 more 2007-01-09
7139508 Image forming cartridge and image forming apparatus 2006-11-21
7120510 Method and device for executing work consisting of a plurality of steps under computer control Shinjiro Yamada, Seiki Sato, Katsunori Shimomura, Tomohito Ohmori, Michiyo Kuwabara +2 more 2006-10-10