TN

Takayuki Nakakawaji

HI Hitachi: 25 patents #1,255 of 28,497Top 5%
HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
HG HGST: 1 patents #253 of 483Top 55%
Overall (All Time): #154,863 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
4990418 Electrophotographic photoreceptor and method of producing the same Akio Mukoh, Mitsuoshi Shoji, Shigeo Suzuki, Yutaka Ito, Shigeki Komatsuzaki +4 more 1991-02-05