Inventor
LONG DENNIS P
US8 patents
⚠️ This page may combine multiple inventors who share the name “LONG DENNIS P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WATLOW ELECTRIC MFG
7 patentsUS6414281B1Jul 2, 2002
Hot-toe multicell electric heater
WATLOW ELECTRIC MFG20 citations89
US6944394B2Sep 13, 2005
Rapid response electric heat exchanger
WATLOW ELECTRIC MFG25 citations85
US11116045B2Sep 7, 2021
Variable pitch resistance coil heater
WATLOW ELECTRIC MFG1 citations71
US11102848B2Aug 24, 2021
Variable pitch resistance coil heater
WATLOW ELECTRIC MFG2 citations71
US10477622B2Nov 12, 2019
Variable pitch resistance coil heater
WATLOW ELECTRIC MFG3 citations71
US9345070B2May 17, 2016
Variable pitch resistance coil heater
WATLOW ELECTRIC MFG4 citations71
US12480686B2Nov 25, 2025
Encapsulated bus circuit for fluid heating systems
WATLOW ELECTRIC MFG0 citations60