YM

Yasushi Miyauchi

HI Hitachi: 51 patents #272 of 28,497Top 1%
HM Hitachi Maxell: 26 patents #11 of 1,211Top 1%
HC Hitachi Computer Peripherals Co.: 1 patents #41 of 133Top 35%
Overall (All Time): #49,502 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 51–53 of 53 patents

Patent #TitleCo-InventorsDate
4769311 Information recording member Motoyasu Terao, Kazuo Shigematsu, Shinkichi Horigome 1988-09-06
4668573 Thin film for recording data Motoyasu Terao, Tetsuya Nishida, Yasuhiro Ohta, Shinkichi Horigome 1987-05-26
4637976 Information recording member Motoyasu Terao, Kazuo Shigematsu, Shinkichi Horigome 1987-01-20