Inventor

GRAINGER JOHN D

US5 patents

⚠️ This page may combine multiple inventors who share the name “GRAINGER JOHN D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANTER STANLEY

2 patents

US8188671B2May 29, 2012

Power factor control for an LED bulb driver circuit

CANTER STANLEY5 citations69

US8461767B2Jun 11, 2013

Power factor control for an LED bulb driver circuit

CANTER STANLEY0 citations48

SWITCH BULB CO INC

2 patents

US8754594B2Jun 17, 2014

Thermal protection circuit for an LED bulb

SWITCH BULB CO INC3 citations60

US9049761B2Jun 2, 2015

Power factor control for an LED bulb driver circuit

SWITCH BULB CO INC0 citations49

LENK RONALD J

1 patent

US8283877B2Oct 9, 2012

Thermal protection circuit for an LED bulb

LENK RONALD J8 citations82