MK

Masaki Katayama

Yamaha: 20 patents #86 of 2,001Top 5%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
TC Tokyo Rope Mfg. Co.: 2 patents #18 of 144Top 15%
AS Asahi Kasei Battery Separator: 1 patents #5 of 14Top 40%
AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
Overall (All Time): #127,447 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
6249402 Magnetic head slider 2001-06-19
5999368 Magnetic head slider provided with a hard material layer for improved impact resistance and for avoiding cracking of an air bearing surface during production of the magnetic head slider 1999-12-07
5956935 High tensile steel filament member for rubber product reinforcement Kazuo Matsumaru, Yoshiyuki Oguro 1999-09-28
5173341 Rubber-reinforcing steel wires and method of manufacturing the same Nobuyoshi Shiratori 1992-12-22