TO

Takeshi Ohnuki

HM Hitachi Maxell: 4 patents #247 of 1,211Top 25%
Overall (All Time): #1,043,211 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6336060 Arithmetic processing method and system in a wide velocity range flight velocity vector measurement system using a square truncated pyramid-shape five-hole pitot probe Masashi Shigemi, Teruomi Nakaya, Shigemi Shindo, Minoru Takizawa 2002-01-01
6333900 Optical recording medium, optical head, and optical recording device Tsuyoshi Maro, Hideo Daimon, Osamu Ishizaki, Tatsuo Araki 2001-12-25
6217968 Optical recording medium, optical head and optical recording device Tsuyoshi Maro, Hideo Daimon, Osamu Ishizaki, Tatsuo Araki 2001-04-17
5646807 Magnetic disk cartridge and shutter opening-closing mechanism for the same Minoru Fujita, Osamu Ishizaki, Kazuyoshi Adachi 1997-07-08
4870523 Magnetic head apparatus used for movable magnetic medium with head gap positioning Osamu Inagoya, Hideo Fujiwara, Yoshito Tanaka 1989-09-26