CY

Chiaki Yamasaki

NC Nippon Tungsten Co.: 1 patents #45 of 139Top 35%
Overall (All Time): #3,645,378 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5886269 Substrate and heat sink for a semiconductor and method of manufacturing the same Yasunao Kai, Akira Mishima, Shinji Gotoh 1999-03-23