YI

Yuji Itakura

HL Harison Toshiba Lighting: 6 patents #5 of 82Top 7%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
TI Tokyo Electric Power Company Holdings, Incorporated: 1 patents #245 of 711Top 35%
Overall (All Time): #520,606 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
D598158 Tubular lamp Akio Watanabe, Naomitsu Aoki, Takafumi Ishida, Hidenori Shigeeda, Seiji Sakamoto +1 more 2009-08-11
D586941 Tubular lamp Seiji Sakamoto, Tetsuo Ootani, Akio Watanabe 2009-02-17
D586939 Tubular lamp Akio Watanabe, Naomitsu Aoki, Takafumi Ishida, Hidenori Shigeeda, Seiji Sakamoto +1 more 2009-02-17
D586940 Tubular lamp Seiji Sakamoto, Tetsuo Ootani, Akio Watanabe 2009-02-17
D586494 Tubular lamp Akio Watanabe, Naomitsu Aoki, Takafumi Ishida, Hidenori Shigeeda, Seiji Sakamoto +1 more 2009-02-10
D586495 Tubular lamp Akio Watanabe, Naomitsu Aoki, Takafumi Ishida, Hidenori Shigeeda, Seiji Sakamoto +1 more 2009-02-10
6488748 Canister structure for internal combustion engine Takahiro Yamafuji 2002-12-03
6463915 Evaporative emission control apparatus for motor vehicle Katsunori Ozaki 2002-10-15
6354280 Evaporation control apparatus Takahiro Yamafuji, Masaya Furushou 2002-03-12
5104426 Method of and apparatus for separating gas mixture Ryokichi Yamada, Tetsuro Haga, Shuntaro Koyama, Akio Yamamoto, Naoya Iwama +1 more 1992-04-14