KY

Kouki Yamada

EB Ebara: 1 patents #1,014 of 1,611Top 65%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #3,718,957 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5643056 Revolving drum polishing apparatus Masayoshi Hirose, Seiji Ishikawa, Norio Kimura, Yoshimi Sasaki, Fujio Aoyama +2 more 1997-07-01