Inventor · disambiguated record
David R. Hassel
Also filed as: HASSEL DAVID R · HASSEL DAVID ROBERT
4 granted patents·67 citations·filing 1975–1998
78Inventor score
Top patents by PatentIndex Score
4 records- 0172US4696181ADecoupling suspension system for an oscillating element microbalanceRUPPRECHT & PATASHNICK CO·Filed 1986·Granted Sep 29, 1987·26 cites·18 claims
- 0260US4021060AMultipart business form or manifold having strippable labelBURROUGHS CORP·Filed 1975·Granted May 3, 1977·17 cites·6 claims
- 0352US5488203AForce compensator for inertial mass measurement instrumentRUPPRECHT & PATASHNICK CO·Filed 1993·Granted Jan 30, 1996·14 cites·19 claims
- 0432US6080939AMass determination device having counterbalanced normalized temperature coefficientsRUPPRECHT & PATASCHNICK COMPAN·Filed 1998·Granted Jun 27, 2000·10 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →