Inventor

ROACH JAMES F

US6 patents

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

WESTINGHOUSE ELECTRIC CORP

3 patents

US4789770ADec 6, 1988

Controlled depth laser drilling system

WESTINGHOUSE ELECTRIC CORP147 citations96

US4117288ASep 26, 1978

Vacuum type circuit interrupter with a contact having integral axial magnetic field means

WESTINGHOUSE ELECTRIC CORP43 citations91

US4386249AMay 31, 1983

Vacuum circuit interrupter with auxiliary contact for plural arc path device with arc rotating means associated with the primary and auxiliary contacts

WESTINGHOUSE ELECTRIC CORP3 citations60

NORTHROP GRUMMAN CORP

1 patent

US5898561AApr 27, 1999

Capacitor arrangement and method of stabilizing same

NORTHROP GRUMMAN CORP22 citations91

GENCORP INC

1 patent

US5225890AJul 6, 1993

Surface inspection apparatus and method

GENCORP INC38 citations91

ROACH JAMES F

1 patent

US4878267ANov 7, 1989

Resisting entry of an object into a space between the hinged edge of a door member hingedly attached to a associated jamb member and a surface of the jamb member

ROACH JAMES F65 citations91