HK

Hiroshi Kawano

SC Shin-Etsu Handotai Co.: 2 patents #8 of 55Top 15%
Sumitomo Electric Industries: 1 patents #611 of 1,892Top 35%
Overall (1994): #12,844 of 165,921Top 8%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5346781 Alkaline storage battery Kohji Yuasa, Munehisa Ikoma, Osamu Takahashi, Isao Matsumoto 1994-09-13
5317836 Apparatus for polishing chamfers of a wafer Fumihiko Hasegawa, Masayuki Yamada, Tatsuo Ohtani 1994-06-07
5316620 Method and an apparatus for polishing wafer chamfers Fumihiko Hasegawa, Tatsuo Ohtani, Masayuki Yamada 1994-05-31