KM

Keniti Matumura

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Overall (All Time): #1,645,842 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5525096 Apparatus for grinding spherical surface Kiyoshi Mayahara, Mamoru Inoue 1996-06-11
5482495 Apparatus for polishing a spherical surface Kiyoshi Mayahara, Mamoru Inoue 1996-01-09
5131191 Fluid circuit for work handling apparatus Kiyoshi Mayahara, Mamoru Inoue 1992-07-21