MI

Masayoshi Ishii

NT Nec Tokin: 11 patents #21 of 299Top 8%
HS Hitachi Printing Solutions: 6 patents #6 of 99Top 7%
HC Hitachi Koki Co.: 5 patents #222 of 888Top 25%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
RS Ricoh Printing Systems: 2 patents #64 of 200Top 35%
📍 Higashine, JP: #1 of 66 inventorsTop 2%
Overall (All Time): #147,876 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5831782 Method and apparatus for supplying optimal bias current to a magnetic head Keiichi Kohno, Tsuyoshi Takahashi, Yoshiyuki Nagasaka, Tamotsu Kozuka, Susumu Yoshida 1998-11-03
5790333 Disk drive having optimized off-track compensation Toshiki Kimura 1998-08-04