HT

Hisashi Takayama

PA Panasonic: 2 patents #835 of 4,214Top 20%
Sumitomo Electric Industries: 1 patents #138 of 397Top 35%
Overall (2011): #47,592 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8086861 Information processing terminal and status notification method Hiroshi Takekawa 2011-12-27
7991694 Mobile electronic commerce system 2011-08-02
7865431 Private electronic value bank system Kyoko Kawaguchi, Takao Isogawa 2011-01-04