KO

Katsuhiko Ohta

HG HGST: 2 patents #738 of 1,677Top 45%
HB Hgst Netherlands, B.V.: 1 patents #510 of 972Top 55%
WT Western Digital Technologies: 1 patents #1,787 of 3,180Top 60%
Overall (All Time): #1,088,807 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12354631 Ramp support for a magnetic storage device 2025-07-08
8553348 Disk drive and servo-control method therefor Isao Yoneda, Kazuhisa Shishida, Chikako Sakagami, Kenji Okada 2013-10-08
7986496 Disk drive device and ramp used therefor Kohji Takahashi, Satoshi Matsumura 2011-07-26
7830639 Data storage device and disk drive Takaaki Deguchi, Mutsuro Ohta, Hiroshi Matsuda, Shinichi Kimura 2010-11-09