HN

Hiroki Nakagawa

JS Jsr: 17 patents #33 of 1,137Top 3%
PA Panasonic: 13 patents #1,866 of 21,108Top 9%
Dai Nippon Printing Co.: 8 patents #275 of 2,222Top 15%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
TT Toshiba Lighting & Technology: 5 patents #104 of 486Top 25%
HO Hoya: 3 patents #406 of 1,290Top 35%
DC Daido Kogyo Co.: 2 patents #13 of 94Top 15%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
DE Denso: 1 patents #6,940 of 11,792Top 60%
NC New Media Co.: 1 patents #3 of 8Top 40%
📍 Okayama, JP: #14 of 1,590 inventorsTop 1%
Overall (All Time): #57,163 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 26–48 of 48 patents

Patent #TitleCo-InventorsDate
8692959 Optical layered body, polarizer and image display device Seiji Shinohara, Seiichi Isojima, Gen Furui 2014-04-08
8604679 LED light source lamp having drive circuit arranged in outer periphery of led light source Toshiyuki Namura, Yoshinori Kakuno, Kazushige Sugita 2013-12-10
8580482 Copolymer and top coating composition Takashi Chiba, Toru Kimura, Tomohiro Utaka, Hirokazu Sakakibara, Hiroshi Dougauchi 2013-11-12
8575857 LED lighting device Hiroyuki Sako, Katsunobu Hamamoto, Takeshi Saito, Hiroshi Terasaka 2013-11-05
8497140 Encapsulant layer for photovoltaic module, photovoltaic module and method for manufacturing regenerated photovoltaic cell and regenerated transparent front face substrate Kasumi Ol, Takaki Miyachi, Isao Inoue, Koujiro Ohkawa 2013-07-30
8435718 Upper layer-forming composition and photoresist patterning method Atsushi Nakamura, Hiromitsu Nakashima, Takayuki Tsuji, Hiroshi Dougauchi, Daita Kouno +1 more 2013-05-07
8247165 Upper layer film forming composition for liquid immersion and method of forming photoresist pattern Toru Kimura, Yukio Nishimura, Tomohiro Utaka, Hiroaki Nemoto, Atsushi Nakamura +1 more 2012-08-21
D651973 Lamp socket Satoshi Fukano, Nobumichi Nishihama, Takeshi Osada, Takeshi Saito 2012-01-10
D651972 Lamp socket Satoshi Fukano, Nobumichi Nishihama, Takeshi Osada, Takeshi Saito 2012-01-10
8076053 Upper layer-forming composition and photoresist patterning method Atsushi Nakamura, Hiromitsu Nakashima, Takayuki Tsuji, Hiroshi Dougauchi, Daita Kouno +1 more 2011-12-13
8052355 Cutting tool and processing method by the same Toshiki Hirukawa, Hideki Hayashi 2011-11-08
D645589 LED lamp Satoshi Fukano, Nobumichi Nishihama, Takeshi Osada, Takeshi Saito 2011-09-20
7935884 Encapsulant layer for photovoltaic module, photovoltaic module and method for manufacturing regenerated photovoltaic cell and regenerated transparent front face substrate Kasumi Oi, Takaki Miyachi, Isao Inoue, Koujiro Ohkawa 2011-05-03
7781142 Copolymer and top coating composition Takashi Chiba, Toru Kimura, Tomohiro Utaka, Hirokazu Sakakibara, Hiroshi Dougauchi 2010-08-24
7521515 Filler layer for solar cell module and solar cell module using same Kasumi Oi, Takaki Miyachi, Isao Inoue, Koujiro Ohkawa 2009-04-21
7285334 Material for packaging cell, bag for packaging cell, and its production method Rikiya Yamashita, Kazuki Yamada, Yuichi Hirai, Youichi Mochiduki, Takanori Yamashita +7 more 2007-10-23
7042168 Fluorescent-lamp driving apparatus adopting high-frequency inverter driving method, and compact self-ballasted fluorescent lamp equipped with such fluorescent-lamp driving apparatus Hiroki Kitagawa 2006-05-09
6984926 Compact self-ballasted fluorescent lamp resistant to heat deformation Yuji Tsuneto, Akiko Nakanishi, Kenji Itaya, Kenji Nakano, Kohhei Iwase +3 more 2006-01-10
6600272 Bulb-shaped fluorescent lamp Nobuyuki Matsui, Tetsuya Tahara 2003-07-29
6552497 Light bulb type fluorescent lamp lighting apparatus Tetsuya Tahara 2003-04-22
6469447 Fluorescent lamp lighting apparatus Tetsuya Tahara 2002-10-22
6225742 Self-ballasted fluorescent lamp Shiro Iida, Tetsuya Tahara 2001-05-01
5880562 Fluorescent lamp lighting apparatus Tetsuya Tahara, Youji Tashiro, Masataka Ozawa 1999-03-09