Inventor

COLE JR CHARLES F

5 patents

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

CONOCO INC

2 patents

US4281547AAug 4, 1981

Electronic mine roof bolt tester

CONOCO INC11 citations68

US4279078AJul 21, 1981

Fluid presence detector

CONOCO INC14 citations68

CONTINENTAL OIL CO

2 patents

US4011501AMar 8, 1977

Apparatus and method for determining moisture content in welding electrode coatings

CONTINENTAL OIL CO4 citations61

US3936318AFeb 3, 1976

Electrical energy storage battery means

CONTINENTAL OIL CO5 citations59

COLE JR CHARLES F

1 patent

US5311274AMay 10, 1994

Fiber optic refractometer

COLE JR CHARLES F27 citations86