Inventor

LICHTY RONALD D

US3 patents

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

SCHLAGE LOCK CO

2 patents

US4837822AJun 6, 1989

Cryptographic based electronic lock system and method of operation

SCHLAGE LOCK CO89 citations91

US4749072AJun 7, 1988

Clutch mechanism

SCHLAGE LOCK CO20 citations78

WRIGHT TECHNOLOGIES

1 patent

US4774500ASep 27, 1988

Data compaction method for microprocessor cards

WRIGHT TECHNOLOGIES22 citations77