Inventor

NELSON DONALD D

US3 patents

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

DB IND INC

1 patent

US4934660AJun 19, 1990

Device for raising and lowering loads

DB IND INC32 citations88

CONNACHER HUGH

1 patent

US8639485B2Jan 28, 2014

Systems and methods for editing a model of a physical system for a simulation

CONNACHER HUGH42 citations85

SANBORN MANUFACTURING COMPANY

1 patent

US4622857ANov 18, 1986

Pressure gauge and regulator

SANBORN MANUFACTURING COMPANY20 citations74