Inventor

WILLIAMS MARTIN A

US3 patents

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

CHARLES MACHINE WORKS

2 patents

US5872703AFeb 16, 1999

System and method for regulating power in tank circuits having a bridge configuration

CHARLES MACHINE WORKS33 citations89

US7251567B2Jul 31, 2007

Electronically calibrated beacon for a horizontal directional drilling machine

CHARLES MACHINE WORKS13 citations81

ZHANG QIYUE-JOHN

1 patent

US8825436B2Sep 2, 2014

Inertial sensing with spatially distributed sensor array and two dimensional data processing

ZHANG QIYUE-JOHN10 citations75