HT

Hiroshi Tsumura

SC Shin-Etsu Chemical Co.: 1 patents #79 of 255Top 35%
Overall (2002): #204,379 of 266,432Top 80%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6442978 Apparatus for sintering a porous glass base material and a method therefor Takeshi Kamio, Hiroyuki Koide, Tadakatsu Shimada, Hideo Hirasawa 2002-09-03