NS

Nobuya Sekiyama

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
Overall (All Time): #564,309 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
10788064 Composite structure Kenichiro KUNITOMO 2020-09-29
9464612 Fuel injection valve Yoshio Okamoto, Yoshihito Yasukawa, Noriyuki Maekawa, Nobuaki Kobayashi, Takahiro Saito 2016-10-11
5825591 Frictionally sliding head magnet disk apparatus Takao Nakamura, Keiko Nakano, Kenji Furusawa, Hiroyuki Kataoka, Takaaki Shirakura +1 more 1998-10-20
5680285 Magnetic disk having improved surface configuration and magnetic disk unit including same Takao Nakamura, Hiroshi Tani, Yoshiki Kato 1997-10-21
5549211 Method of producing magnetic disk Takao Nakamura, Hiroshi Tani, Yoshiki Kato 1996-08-27
5388020 Magnetic disk having improved surface configuration and magnetic disk unit including same Takao Nakamura, Hiroshi Tani, Yoshiki Kato 1995-02-07
5364655 Simultaneous double sides polishing method Takao Nakamura, Tsuneo Kawai, Yoshiki Kato 1994-11-15
5353182 Magnetic disk unit having magnetic disks and a magnetic head with a head slider which is in contact with surfaces of the magnetic disk Takao Nakamura, Masaki Ohura, Yoshiki Kato, Noriaki Okamoto, Masami Masuda 1994-10-04
5202810 Magnetic disk having an improved surface configuration Takao Nakamura, Masaki Ohura, Yoshiki Kato, Noriaki Okamoto, Masami Masuda 1993-04-13