SO

Shinichi Obayashi

KC Koyo Sealing Techno Co.: 2 patents #7 of 34Top 25%
KC Koyo Seiko Co.: 2 patents #228 of 749Top 35%
📍 Tokushima, JP: #544 of 1,059 inventorsTop 55%
Overall (All Time): #2,157,354 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7215110 Seal ring, sealing apparatus and bearing apparatus Kazutoshi Toda, Minoru Sentoku, Hirokazu Arai, Fumiaki Kasahara 2007-05-08
6499885 Seal ring, sealing apparatus and bearing apparatus Kazutoshi Toda, Minoru Sentoku, Hirokazu Arai, Fumiaki Kasahara 2002-12-31