HH

Hideaki Hayasaka

MC Mitsumi Electric Co.: 3 patents #259 of 935Top 30%
SO Sony: 1 patents #17,262 of 25,231Top 70%
📍 Yamagata, JP: #112 of 482 inventorsTop 25%
Overall (All Time): #1,267,830 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6515821 Floppy disk drive control apparatus capable of ensuring seek operation using a stepping motor having a low torque Masaki Kato, Yoshihito Otomo, Koichi Seno 2003-02-04
6490136 Magnetic head, manufacturing method thereof, and magnetic disk drive Wataru Ito, Minoru Tanaka 2002-12-03
6351093 Floppy disk drive control apparatus capable of ensuring seek operation using a stepping motor having a low torque Masaki Kato, Yoshihito Otomo, Koichi Seno 2002-02-26
6185066 Magnetic disk drive Hisateru Komatsu, Norito Yasuwaki, Mamoru Takahashi, Makoto Takahashi 2001-02-06