Assignee
LEWIN THOMAS
US6 patents
Top patents by PatentIndex Score
US4774658ASep 27, 1988
Standardized alarm notification transmission alternative system
LEWIN THOMAS129 citations94
US8071921B2Dec 6, 2011
Method to supply electric current to a tube furnace
LEWIN THOMAS3 citations61
US9144114B2Sep 22, 2015
Heater element as well as an insert for electrical furnaces
LEWIN THOMAS0 citations40
US9137858B2Sep 15, 2015
Electric heating device
LEWIN THOMAS0 citations40
US8565283B2Oct 22, 2013
Insert and a heater element for electrical furnaces
LEWIN THOMAS0 citations40
US8450663B2May 28, 2013
Electrical heating element for vertical installation
LEWIN THOMAS0 citations40