ET

Eiichi Tanaka

SO Sony: 2 patents #334 of 2,293Top 15%
HI Hitachi: 1 patents #1,745 of 4,225Top 45%
Overall (2003): #31,234 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6654684 Navigation apparatus and method that performs route guiding to a provider location Akira Shinada, Masayasu Ito, Makoto Sasaki, Shigeru Tanaka 2003-11-25
6643453 Motion picture recording/reproduction apparatus Hideo Arai, Yikitoshi Tsuboi, Takashi Nishimura, Akira Motosu, Masuo Oku 2003-11-04
6546333 Car navigation apparatus, traffic information providing apparatus, program recording medium for car navigation apparatus, and program recording medium for traffic information providing apparatus Akira Shinada, Masayasu Ito, Makoto Sasaki, Shigeru Tanaka 2003-04-08