YS

Yuichiro Seki

Sumitomo Electric Industries: 4 patents #145 of 3,352Top 5%
📍 Itami, JP: #7 of 165 inventorsTop 5%
Overall (2002): #10,643 of 266,432Top 4%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6448688 Hard carbon film and surface-acoustic-wave substrate Satoshi Fujii, Tomoki Uemura, Hideaki Nakahata, Shinichi Shikata 2002-09-10
6428399 Polishing apparatus for polishing a hard material-coated wafer Keiichiro Tanabe, Akihoko Ikegaya, Naoji Fujimori 2002-08-06
6416865 Hard carbon film and surface acoustic-wave substrate Satoshi Fujii, Tomoki Uemura, Hideaki Nakahata, Shinichi Shikata 2002-07-09
6356006 Diamond wafer, method of estimating a diamond wafer and diamond surface acoustic wave device Satoshi Fujii, Kentaro Yoshida, Hideaki Nakahata, Kenjiro Higaki, Hiroyuki Kitabayashi +2 more 2002-03-12