RO

Ryuichi Onda

Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Pioneer: 2 patents #761 of 1,730Top 45%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
VJ Victor Company Of Japan: 2 patents #523 of 1,489Top 40%
Canon: 2 patents #12,681 of 19,416Top 70%
Overall (All Time): #1,263,575 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6961199 Disk unit and temperature control method thereof Naotoshi Katahara, Eiichi Ebihara 2005-11-01
D482365 Interface of a magnetic disc storage Hiromasa Yamagishi, Tadaaki Tomikawa 2003-11-18
D478329 Magnetic disc storage Hiromasa Yamagishi, Tadaaki Tomikawa 2003-08-12
6417991 Recording disk drive 2002-07-09