TES公司成立於1937年,是利邊測試器及膠帽套的原生產商

一部份著名生產商已經使用TES公司的利邊測試器

Amana Appliances
Canon Corporation
Coleman Products
Eaton Corporation
Electrolux
Fujitsu
General Electric
Hamilton Beach/Procter Silex
Hewlett-Packard
Hot Point
IBM
La-Z-Boy
Litton Corporation
Mattel Maytag
NEC America
Nikon
RCA
Rheem
Seksun Corporation
Siemens Corporation
Snapper
Sunbeam
Underwriters Laboratories
Westbend Corporation
Westinghouse
Whirlpool
Xerox