OY

Osamu Yokokawa

TL Tokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
TS Tokyo Electron Sagami: 2 patents #22 of 81Top 30%
TL Tokyo Electron Tohoku Limited: 2 patents #13 of 103Top 15%
TL Tel Sagami Limited: 1 patents #14 of 33Top 45%
Overall (All Time): #1,055,202 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5506389 Thermal processing furnace and fabrication method thereof Masaru Hidano, Yasuaki Miura 1996-04-09
5422081 Trap device for vapor phase reaction apparatus Katsushin Miyagi, Yoshitaka Okada, Ichiro Nagasaki, Akira Hashimoto 1995-06-06
5328360 Heat-treating apparatus 1994-07-12
5271732 Heat-treating apparatus 1993-12-21
5016567 Apparatus for treatment using gas Katsuhiko Iwabuchi, Eiichiro Takanabe 1991-05-21