TO

Tomohiko Oka

SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
TC Tosetz Co.: 1 patents #3 of 11Top 30%
Overall (All Time): #1,613,961 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6341804 Slip-out preventive unit of supply exhaust pipe Shuji Ito, Jiro Takahashi 2002-01-29
5938424 Failure diagnosing apparatus for combustion systems Yasuharu Kurogi, Norikazu Kubota 1999-08-17
5212809 Radio communication system 1993-05-18