TA

Takafumi Arai

PA Panasonic: 3 patents #7,617 of 21,108Top 40%
SO Sony: 3 patents #10,744 of 25,231Top 45%
Overall (All Time): #840,188 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10098210 Luminaire having a receiver 2018-10-09
10021768 Lighting apparatus 2018-07-10
8517575 Illumination device 2013-08-27
7843778 Optical disc apparatus and control method including an excess detection mode Ryohei Yasuda, Yukihiko Okada 2010-11-30
6317399 Disk drive device and method of setting rotational speed thereof Hisao Ohtani, Takeshi KUNISHIMA, Katsunori Kitaru, Wataru Kokubo 2001-11-13
6195322 Disk drive device and method of setting rotational speed thereof Hisao Ohtani, Takeshi KUNISHIMA, Katsunori Kitaru, Wataru Kokubo 2001-02-27