SF

Sei Fukushima

SA Siltronic Ag: 2 patents #99 of 300Top 35%
SO Sony: 2 patents #12,963 of 25,231Top 55%
TD The Doshisha: 1 patents #48 of 175Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,093,078 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12396197 Semiconductor device YUYA KANITANI, Masashi Yanagita 2025-08-19
8197594 Silicon wafer for semiconductor and manufacturing method thereof Katsuhiko Nakai, Wilfried von Ammon, Herbert Schmidt, Martin Weber 2012-06-12
8142885 Silicon wafer and method for manufacturing the same Katsuhiko Nakai 2012-03-27
7558373 X-ray generator employing hemimorphic crystal and ozone generator employing it Yoshikazu Nakanishi, Shinzo Yoshikado, Yoshiaki Ito, Shinji Fukao 2009-07-07