SN

Shunichi Numata

HI Hitachi: 2 patents #336 of 2,935Top 15%
HC Hitachi Chemical Company: 1 patents #8 of 61Top 15%
Overall (1989): #15,906 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4886573 Process for forming wiring on substrate Hiroshi Watanabe, Osamu Miura, Kunio Miyazaki, Kanji Otsuka 1989-12-12
4886721 Electrophotographic plate by use of metal naphthalocyanine derivative Shigeru Hayashida, Seiji Tai, Nobuyuki Hayashi, Yasushi Iwakabe, Noriyuki Kinjo 1989-12-12