Inventor
DAWSON GERALD L
US19 patents
⚠️ This page may combine multiple inventors who share the name “DAWSON GERALD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAS HAMILTON GROUP
10 patentsUS5265452ANov 30, 1993
Bolt lock bolt retractor mechanism
MAS HAMILTON GROUP167 citations99
US5488660AJan 30, 1996
Electronic combination lock utilizing a one-time use combination
MAS HAMILTON GROUP54 citations95
US5170431ADec 8, 1992
Electronic bolt lock with enhanced security features
MAS HAMILTON GROUP77 citations95
US5881589AMar 16, 1999
Gear driven bolt withdrawal for an electronic combination lock
MAS HAMILTON GROUP41 citations92
US5592838AJan 14, 1997
Anti-attack interlocks for a combination lock mechanism
MAS HAMILTON GROUP48 citations92
US5451934ASep 19, 1995
Electronic combination lock with time delay feature to control opening
MAS HAMILTON GROUP28 citations92
US5410301AApr 25, 1995
Status monitoring system for an electronic lock
MAS HAMILTON GROUP57 citations92
US5493279AFeb 20, 1996
Electronic combination lock with covert entry detection feature and method of covert entry detection
MAS HAMILTON GROUP47 citations91
US5488358AJan 30, 1996
Electronic combination lock with closure and locking verification
MAS HAMILTON GROUP28 citations90
US5271253ADec 21, 1993
Electronic combination lock with magnetic anti-attack interlock
MAS HAMILTON GROUP49 citations90
KABA MAS CORP
5 patentsUS6583712B1Jun 24, 2003
Supervisor and subordinate lock system
KABA MAS CORP105 citations92
US6741160B1May 25, 2004
High security electronic combination lock
KABA MAS CORP52 citations88
USRE38147EJun 17, 2003
Electronic combination lock utilizing a one-time use combination
KABA MAS CORP11 citations73
US6333574B1Dec 25, 2001
Emitter and power drive system for an electronic lock
KABA MAS CORP14 citations73
US6731025B2May 4, 2004
Motor with linear and rotary motion
KABA MAS CORP6 citations62
MAS HAMILTON GROUP INC
3 patentsUSRE37011EJan 9, 2001
Electronic combination lock utilizing a one time use combination
MAS HAMILTON GROUP INC19 citations92
US6076383AJun 20, 2000
Emitter and power drive system for an electronic lock
MAS HAMILTON GROUP INC24 citations92
US6038897AMar 21, 2000
Back cover lock for a combination lock
MAS HAMILTON GROUP INC9 citations73