Inventor · disambiguated record
Paul D. Hagen
Also filed as: HAGEN PAUL · HAGEN PAUL D · HAGEN PAUL DOUGLAS
6 granted patents·1 pending application·154 citations·filing 1975–2008
84Inventor score
Top patents by PatentIndex Score
7 records- 0190US4096957APivot pin assemblyCATERPILLAR TRACTOR CO·Filed 1977·Granted Jun 27, 1978·74 cites·6 claims
- 0273US7441405B2Cylinder with internal pushrodCATERPILLAR INC·Filed 2006·Granted Oct 28, 2008·8 cites·22 claims
- 0373US6056069ALatch for an adjustable link assemblyCATERPILLAR INC·Filed 1999·Granted May 2, 2000·38 cites·20 claims
- 0472US7736117B2Linkage assemblyCATERPILLAR INC·Filed 2007·Granted Jun 15, 2010·11 cites·20 claims
- 0563US4011979APortable welding jigPELCO TOOLS·Filed 1975·Granted Mar 15, 1977·21 cites·7 claims
- 0648US8825323B2Machine control system implementing speed-based clutch modulationLIN HONG-CHIN·Filed 2008·Granted Sep 2, 2014·2 cites·18 claims
- 0731US2005066655A1Cylinder with internal pushrodFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →