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PILLAR IND

US3 patents

Top patents by PatentIndex Score

US6437302B1Aug 20, 2002

Interruptible variable frequency power supply and load matching circuit, and method of design

PILLAR IND12 citations69
US6255634B1Jul 3, 2001

Transverse flux heating coil and method of use

PILLAR IND9 citations69
US6620374B2Sep 16, 2003

Induction heat-treating of threaded fasteners with a rotary conveyor

PILLAR IND9 citations65