TO

Tsuyoshi Okumura

KC Koyo Seiko Co.: 7 patents #63 of 749Top 9%
SC Sanyo Electric Co.: 6 patents #961 of 6,347Top 20%
JT Jtekt: 6 patents #275 of 1,969Top 15%
SC Sokudo Co.: 5 patents #10 of 74Top 15%
DC Dainippon Screen Mfg. Co.: 3 patents #254 of 977Top 30%
SC Screen Holdings Co.: 2 patents #326 of 686Top 50%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #123,528 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5631048 Method of forming a thin film on the surface of a substrate using a roll coater Kazuo Kinose, Kazuto Ozaki 1997-05-20
5539844 Ball bearing cages and ball bearings Hajime Tazumi, Masayuki Kitamura, Hiroshi Ueno, Shigetaka Ashida 1996-07-23
5172054 Bearing apparatus for a driven shaft of an automobile, having a compact and easily mountable rotational speed detector Makoto Nohara 1992-12-15
4907445 Automobile wheel bearing unit 1990-03-13
4864231 Bearing assembly having a wheel speed sensor Makoto Nohara 1989-09-05