KO

Kizuku Ohtsubo

FO Fuji Oozx: 7 patents #7 of 37Top 20%
Overall (All Time): #763,239 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5988123 Method of controlling an electric valve drive device and a control system therefor Noriomi Miyoshi 1999-11-23
5983847 Electric valve drive device in an internal combustion engine Noriomi Miyoshi 1999-11-16
5899185 Method of increasing heat transfer of a fitted material of a cylinder head in an internal combustion engine and a fitted portion of the fitted material 1999-05-04
5769037 Hollow valve in an internal combustion engine Takeji Kenmoku 1998-06-23
5662076 Tappet in an internal combustion engine Satoshi Fukuoka, Tatsuo Kanzaki 1997-09-02
5427141 Pressure fluid control valve device 1995-06-27
5289623 Shim attaching/detaching tool for engine tappet 1994-03-01