Inventor

JOHNSON ROBERT U

US3 patents

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

JOHNSON ROBERT U

2 patents

US4916822AApr 17, 1990

Angle and distance measuring instrument

JOHNSON ROBERT U27 citations86

US4903747AFeb 27, 1990

Lock for bi-fold doors and the like

JOHNSON ROBERT U9 citations67

HUGHES ELECTRONICS CORP

1 patent

US6018328AJan 25, 2000

Self-forming rib reflector

HUGHES ELECTRONICS CORP19 citations76