DY

Daisuke Yamahara

PA Panasonic: 25 patents #701 of 21,108Top 4%
Overall (All Time): #158,503 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12272185 Vehicle diagnostic device, vehicle diagnostic system, and mobile body diagnostic device Hikaru Maeda, Koichi Mitsushima 2025-04-08
10057967 Lighting device and luminaire Hiroyuki Asano, Satoshi Yagi, Koki Matsui 2018-08-21
9775202 Lighting apparatus and luminaire that adjust switching frequency based on output voltage Keisuke Seki, Takeshi Kamoi 2017-09-26
9763294 Lighting device and lighting fixture using same Masato Himeda, Hiroyuki Asano, Masafumi Yamamoto, Takeshi Kamoi, Keisuke Seki +1 more 2017-09-12
9723665 Reduced flickering lighting apparatus and luminaire Keisuke Seki, Takeshi Kamoi 2017-08-01
9706615 Lighting device and illumination apparatus Keisuke Seki, Takeshi Kamoi, Shun KUSUDA 2017-07-11
9456477 Lighting device and lighting fixture using same Keisuke Seki, Takeshi Kamoi, Hiroyuki Asano, Masafumi Yamamoto, Masato Himeda +1 more 2016-09-27
9414451 Lighting device and luminaire Keisuke Seki, Takeshi Kamoi 2016-08-09
9392668 Lighting device and lighting fixture Takeshi Kamoi, Hiroshi Kido, Akinori Hiramatu, Junichi Hasegawa, Shigeru Ido +1 more 2016-07-12
9380660 Electronic ballast and luminaire with the same Akinori Hiramatu, Shigeru Ido, Junichi Hasegawa, Takeshi Kamoi, Hiroshi Kido 2016-06-28
9380667 Illumination device and illumination fixture Shigeru Ido, Hiroshi Kido, Akinori Hiramatu, Takeshi Kamoi, Katsushi Seki +1 more 2016-06-28
9374865 Lighting device, illuminating device and light fixture Takeshi Kamoi, Hiroshi Kido, Akinori Hiramatu, Katsushi Seki, Daisuke Ueda +1 more 2016-06-21
9374864 Lighting device and light fixture Takeshi Kamoi, Akinori Hiramatu, Hiroshi Kido, Katsushi Seki, Shigeru Ido +1 more 2016-06-21
9185775 Lighting device and lighting fixture Junichi Hasegawa, Hiroshi Kido, Akinori Hiramatu, Takeshi Kamoi, Shigeru Ido +1 more 2015-11-10
9167648 Lighting device and luminaire Takeshi Kamoi, Keisuke Seki 2015-10-20
9167649 Lighting device and luminaire Takeshi Kamoi, Keisuke Seki 2015-10-20
9131555 Lighting device, luminaire, method for designing lighting device, and method for manufacturing lighting device Keisuke Seki, Takeshi Kamoi 2015-09-08
9113509 Lighting device and lighting fixture Junichi Hasegawa, Hiroshi Kido, Akinori Hiramatu, Takeshi Kamoi, Shigeru Ido +1 more 2015-08-18
8232741 Electronic ballast with controlled lamp preheating Naoki Komatsu 2012-07-31
8232746 High pressure discharge lamp lighting device and lighting fixture using the same Akira Yufuku, Hiroyasu Eriguchi, Takeshi Goriki, Takeshi Kamoi, Jun Kumagai +3 more 2012-07-31
8228006 High pressure discharge lamp lighting device and lighting fixture using the same Naoki Komatsu, Hiroyasu Eriguchi, Takeshi Goriki, Takeshi Kamoi, Jun Kumagai +3 more 2012-07-24
8143796 Electronic ballast with controlled filament preheating using half-wave lamp current detection Naoki Komatsu 2012-03-27
8115405 High pressure discharge lamp lighting device and luminaire using same Nobutoshi Matsuzaki, Takeshi Kamoi, Satoru Nagata, Naoki Komatsu, Jun Kumagai 2012-02-14
8115404 High pressure discharge lamp lighting device and luminaire Takeshi Goriki, Takeshi Kamoi, Nobutoshi Matsuzaki 2012-02-14
8044601 High voltage discharge lamp lighting device Nobutoshi Matsuzaki, Hiroyasu Eriguchi, Takeshi Goriki, Takeshi Kamoi, Naoki Komatu +3 more 2011-10-25