Inventor · disambiguated record
Harumitsu Sugiyama
Also filed as: SUGIYAMA HARUMITSU
4 granted patents·169 citations·filing 1991–2003
81Inventor score
Top patents by PatentIndex Score
4 records- 0190US5172714AFuel check valve assembly for fuel tankNISSAN MOTOR·Filed 1991·Granted Dec 22, 1992·73 cites·22 claims
- 0277US5277217AFuel interrupt/pressure release valve arrangement for fuel tankNISSAN MOTOR·Filed 1992·Granted Jan 11, 1994·53 cites·13 claims
- 0370US5564466ANegative pressure cut valvePIOLAX INC·Filed 1995·Granted Oct 15, 1996·32 cites·14 claims
- 0460US6827098B2Fuel cut-off apparatus for fuel tankPIOLAX INC·Filed 2003·Granted Dec 7, 2004·11 cites·21 claims
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