TY

Toshiyuki Yamada

IC Isuzu Ceramics Research Institute Co.: 2 patents #3 of 10Top 30%
HI Hitachi: 1 patents #867 of 2,942Top 30%
HC Hitachi Computer Engineering Co.: 1 patents #1 of 28Top 4%
Overall (1997): #10,022 of 185,788Top 6%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5695544 Silicon nitride based sintered product — 1997-12-09
5615316 Printing control method and apparatus Tuneo Imai, Nobumitsu Kembo, Takashi Wakabayashi 1997-03-25
5591687 Silicon nitride based sintered product Hideki Kita, Wenjea J. Tseng 1997-01-07