DH

Daniel P. Heckenkamp

EA Eaton: 7 patents #411 of 3,708Top 15%
EL Eaton Intelligent Power Limited: 1 patents #1,176 of 2,212Top 55%
SD Square D: 1 patents #408 of 756Top 55%
Overall (All Time): #544,675 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11948757 Contactor with contact carrier location sensing Jariwala Rushabh 2024-04-02
8410875 Overload relay switch without springs 2013-04-02
8410876 Electronic overload relay switch actuation Matthew W. Naiva, Thomas Francis Kurland 2013-04-02
D456013 Contactor base 2002-04-23
6297717 Contactor with floating armature 2001-10-02
6140896 Electro-mechanical reversing contactor with a single, common base 2000-10-31
5019676 Auxiliary operator for circuit interrupting apparatus with interlock between switch and housing 1991-05-28
4951018 Electromagnetic contactor Jon-Howard Elliott Hanson, Larry W. Schiffer, Thomas Francis Kurland 1990-08-21
4891621 Ambient compensator for thermal overload relay Roger J. Briggs 1990-01-02