Inventor · disambiguated record
Kun-Shan Hsu
Also filed as: HSU KUN-SHAN
16 granted patents·2 pending applications·183 citations·filing 1991–2014
93Inventor score
Files withHSU KUN-SHAN4NORCO IND INC2CHIN JIH SHERN IND CO LTD1KUAN MIN YUAN1TAI E INT PATENT AND LAW OFFICE1
Top patents by PatentIndex Score
18 records- 0178USD480196SHoisting jackFiled 2002·Granted Sep 30, 2003·25 cites·1 claims
- 0274US7171807B2Oil circuitry for two-stage telescoping transmission jackNORCO IND INC·Filed 2005·Granted Feb 6, 2007·6 cites·27 claims
- 0371US7036796B2Portable lifting jackNORCO IND INC·Filed 2002·Granted May 2, 2006·15 cites·37 claims
- 0471US6295812B1Hydraulic jackFiled 2000·Granted Oct 2, 2001·15 cites·2 claims
- 0569US8366077B2Jack structure for a clutchCHIN JIH SHERN IND CO LTD·Filed 2010·Granted Feb 5, 2013·6 cites·3 claims
- 0669US6722634B1Joint between a first cylinder and a second cylinder of a hydraulic jack to allow the second cylinder to drive the arm directlyFiled 2002·Granted Apr 20, 2004·13 cites·9 claims
- 0769USD444606SJackFiled 2000·Granted Jul 3, 2001·17 cites·1 claims
- 0862US8056575B2Check valve structure for use in pump of hydraulic cylinderHSU KUN-SHAN·Filed 2007·Granted Nov 15, 2011·2 cites·3 claims
- 0962US5568117ACombined electric pump and illuminating/alarm deviceFiled 1995·Granted Oct 22, 1996·30 cites·1 claims
- 1054US8205861B2Carrying rack of an engineHSU KUN-SHAN·Filed 2010·Granted Jun 26, 2012·1 cites·3 claims
- 1154USD429737SPressure pumpTAI E INT PATENT AND LAW OFFICE·Filed 1999·Granted Aug 22, 2000·11 cites·1 claims
- 1254US5074728ADrill-coexistent screwHSU KUN SHAN·Filed 1991·Granted Dec 24, 1991·24 cites·1 claims
- 1344US2013333556A1Pump Piston Structure of Hydraulic CylinderHSU KUN-SHAN·Filed 2012·Application pending·0 cites
- 1442US5496014AMotorized screw jack assemblyFiled 1994·Granted Mar 5, 1996·9 cites·2 claims
- 1538US9702382B2Oil hydraulic cylinder and spindle thereofWORLD FRIENDSHIP CO LTD·Filed 2014·Granted Jul 11, 2017·0 cites·10 claims
- 1638US5775672ARelease valve for lifting devicesFiled 1997·Granted Jul 7, 1998·8 cites·4 claims
- 1738US2004047747A1Pneumatically driven hydraulic pumpFiled 2002·Application pending·0 cites
- 1828USD422284SAir cylinderKUAN MIN-YUAN·Filed 1999·Granted Apr 4, 2000·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →