KO

Koujiro Ohkawa

Dai Nippon Printing Co.: 13 patents #141 of 2,222Top 7%
Overall (All Time): #361,005 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12379538 Light-guide plate, area light source device, display device, manufacturing method for light guide plate Kohei KOMIZO, Tetsuya Sadahiro, Hironori Hashiguchi 2025-08-05
12235486 Light-guide plate, area light source device, display device, manufacturing method for light guide plate Kohei KOMIZO, Tetsuya Sadahiro, Hironori Hashiguchi 2025-02-25
12092853 Light-guide plate, area light source device, display device, manufacturing method for light guide plate Kohei KOMIZO, Tetsuya Sadahiro, Hironori Hashiguchi 2024-09-17
11513276 Light-guide plate, area light source device, display device, manufacturing method for light guide plate Kohei KOMIZO, Tetsuya Sadahiro, Hironori Hashiguchi 2022-11-29
11338774 Heating plate, conductive pattern sheet, vehicle, and method of manufacturing heating plate Hirotoshi SUETSUGU, Manabu Hirakawa, Satoshi Goishihara, Koichi Kinoshita, Hidenori Nakamura +2 more 2022-05-24
10912155 Heating plate, conductive pattern sheet, vehicle, and method of manufacturing heating plate Hirotoshi SUETSUGU, Manabu Hirakawa, Satoshi Goishihara, Koichi Kinoshita, Hidenori Nakamura +2 more 2021-02-02
10384649 Heating plate, conductive pattern sheet, vehicle, and method of manufacturing heating plate Hirotoshi SUETSUGU, Manabu Hirakawa, Satoshi Goishihara, Koichi Kinoshita, Hidenori Nakamura +2 more 2019-08-20
8796543 Organic thin-film solar cell element Hiroyuki Suzuki 2014-08-05
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, Hiroki Nakagawa 2013-07-30
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, Hiroki Nakagawa 2011-05-03
7521515 Filler layer for solar cell module and solar cell module using same Kasumi Oi, Hiroki Nakagawa, Takaki Miyachi, Isao Inoue 2009-04-21
7192625 Manufacturing method of barrier-forming film Atsuo Tsuzuki, Kuniaki Yoshikata 2007-03-20
6720097 Barrier film and method for production thereof Atsuo Tsuzuki, Kuniaki Yoshikata 2004-04-13