HW

Hirohito Watanabe

NE Nec: 31 patents #239 of 14,502Top 2%
FU Fujikura: 14 patents #57 of 1,407Top 5%
AK Asm Japan K.K.: 2 patents #42 of 128Top 35%
NE Nec Electronics: 2 patents #384 of 1,789Top 25%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #65,695 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 25 most recent of 45 patents

Patent #TitleCo-InventorsDate
9795027 Printed wiring board Taiji Ogawa 2017-10-17
9549460 Printed wiring board Taiji Ogawa 2017-01-17
9247651 Flexible printed circuit and method of manufacturing same 2016-01-26
9055676 Differential signal transmission circuit and method for manufacturing same 2015-06-09
9006579 Method of manufacturing printed circuit board and printed circuit board Masatoshi Inaba, Hiroshi Miyata 2015-04-14
8841976 Printed wiring board including first and second insulating layers having dielectric loss tangents that are different by a predetermined relationship Taiji Ogawa, Masazaku Sato 2014-09-23
8809687 Flexible printed board and method of manufacturing same 2014-08-19
8574449 Method for manufacturing printed wiring board Taiji Ogawa, Takaomi Tomonaga 2013-11-05
8546696 Printed circuit board and method for manufacturing the same 2013-10-01
8177561 Socket contact terminal and semiconductor device Yasuhiro Ouchi, Shinichi Nikaido, Haruo Miyazawa, Katsuya Yamagami 2012-05-15
7880215 Nonvolatile semiconductor storage unit and production method therefor Motofumi Saitou, Hiroshi Sunamura 2011-02-01
7838945 Semiconductor device and manufacturing method thereof Motofumi Saitoh 2010-11-23
7759744 Semiconductor device having high dielectric constant layers of different thicknesses Naohiko Kimizuka, Kiyotaka Imai, Yuri Masuoka, Toshiyuki Iwamoto, Motofumi Saitoh +1 more 2010-07-20
7679148 Semiconductor device, production method and production device thereof Heiji Watanabe, Toru Tatsumi, Shinji Fujieda 2010-03-16
7238996 Semiconductor device Naohiko Kimizuka, Kiyotaka Imai, Yuri Masuoka, Toshiyuki Iwamoto, Motofumi Saitoh +1 more 2007-07-03
7072554 Optical fiber and optical fiber cable using the same Keiko Mitsuhashi, Tsuyoshi Shimomichi, Keiji Ohashi 2006-07-04
6853782 Optical fiber drop cable Kazunaga Kobayashi, Masahiro Kusakari, Matsuhiro Miyamoto, Keiji Ohashi 2005-02-08
6804442 Optical fiber and optical fiber cable having a first jacket layer and a second jacket layer and a coefficient of thermal expansion selecting method Keiji Ohashi 2004-10-12
6515322 Nonvolatile semiconductor memory utilizing polarization of ferroelectric material 2003-02-04
6236790 Optical-fiber cable and method of manufacturing the same Naoki Okada, Matsuhiro Miyamoto, Yoshiyasu Sato, Koichiro Watanabe, Hideyuki Iwata 2001-05-22
6225133 Method of manufacturing thin film capacitor Shintaro Yamamichi, Yoichi Miyasaka 2001-05-01
6146966 Process for forming a capacitor incorporated in a semiconductor device Toshiyuki Hirota, Fumiki Aiso, Shuji Fujiwara, Masanobu Zenke 2000-11-14
6140204 Process for producing a semiconductor device having hemispherical grains (HSG) 2000-10-31
6054360 Method of manufacturing a semiconductor memory device with a stacked capacitor wherein an electrode of the capacitor is shaped using a high melting point metal film 2000-04-25
6033978 Process of selectively producing refractory metal silicide uniform in thickness regardless of conductivity type of silicon thereunder Kunihiro Fujii 2000-03-07