TT

Toshifumi Tanaka

Tdk: 16 patents #345 of 3,796Top 10%
PA Panasonic: 16 patents #1,398 of 21,108Top 7%
FL Fujitsu Media Devices Limited: 4 patents #47 of 136Top 35%
OE Omron Tateisi Electronics: 3 patents #92 of 599Top 20%
Overall (All Time): #83,014 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDate
10004116 Lighting device, headlight device with the same, and vehicle Takahiro Fukui, Kazutoshi Suganuma 2018-06-19
9894721 Lighting device, headlight apparatus using the same, and vehicle using the same Takahiro Fukui, Kazutoshi Suganuma 2018-02-13
9725030 Vehicle light and vehicle equipped with vehicle light Tomoyuki Ogata, Tomoyuki Nakano, Yasufumi Shirakawa, Hiro Aoki, Yuki Nishida +1 more 2017-08-08
9462647 Lighting device, head light and vehicle Takahiro Fukui, Kazutoshi Suganuma 2016-10-04
9303838 Vehicle light and vehicle equipped with vehicle light Tomoyuki Ogata, Tomoyuki Nakano, Yasufumi Shirakawa, Hiro Aoki, Yuki Nishida +1 more 2016-04-05
9126530 Lighting device, headlight apparatus using the same, and vehicle using the same Kazutoshi Suganuma, Takahiro Fukui 2015-09-08
8633659 Lighting device, headlamp apparatus and vehicle using same 2014-01-21
8624499 Power converter and vehicle lighting device, vehicle headlight and vehicle using power converter 2014-01-07
8502632 Transformer, power converter, lighting device, lighting device for vehicle, and vehicle using the same Kazutoshi Suganuma, Tomoyuki Nakano, Toshiaki Nakamura 2013-08-06
8395321 Vehicle headlamp control apparatus, vehicle headlamp control system and vehicle headlamp, high intensity discharge lamp control apparatus, high intensity discharge lamp control system and vehicle headlamp Tomoyuki Nakano 2013-03-12
8330374 Vehicle-mounted load controller, vehicle-mounted headlight device, and vehicle-mounted taillight device Tomoyuki Nakano 2012-12-11
8089215 Discharge lamp lighting device, headlight device and vehicle having the same Hirofumi Konishi, Shin Ukegawa, Shinichi Anami, Masahiro Seki 2012-01-03
7638171 Artificial finger print liquid, testing method for optical information medium using it, and optical information medium Naoki Hayashida 2009-12-29
7583058 Method of charging lithium ion secondary battery including a constant current, charging apparatus, and power supply apparatus Tsuyoshi Iijima, Kazuya Ogawa, Satoshi Maruyama 2009-09-01
7493801 Artificial finger print liquid, testing method for optical information medium using it, and optical information medium Naoki Hayashida, Kazushi Tanaka 2009-02-24
7462973 Surface acoustic wave device Hirotada Wachi, Tohru Takezaki, Satoshi Ichikawa, Tsuyoshi Oura, Koichi Wada +1 more 2008-12-09
7372347 Surface acoustic wave device Satoshi Orito, Tsuyoshi Oura, Toru Takezaki, Satoshi Ichikawa, Hirotada Wachi +1 more 2008-05-13
7368881 Discharge lamp lighting apparatus and lamp system using the lighting apparatus Kazutoshi Suganuma, Takashi Kanbara 2008-05-06
7327666 Optical recording medium and method of manufacturing same 2008-02-05
7264860 Artificial finger print liquid, testing method for optical information medium using it, and optical information medium Naoki Hayashida 2007-09-04
7221074 Surface acoustic device Satoshi Orito, Toru Takezaki, Satoshi Ichikawa, Hirotada Wachi, Tsuyoshi Oura +1 more 2007-05-22
7186438 Artificial finger print liquid, testing method for optical information medium using it, and optical information medium Naoki Hayashida 2007-03-06
7158466 Multilayer optical recording medium, method for recording data, and recorder 2007-01-02
7154360 Filter using piezoelectric material Koichi Wada, Satoshi Ichikawa, Hirotada Wachi, Tohru Takezaki, Tsuyoshi Oura +1 more 2006-12-26
7002305 Electronic ballast for a discharge lamp Takashi Kambara 2006-02-21