GMI HOLDINGS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E05F DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING1128
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 398
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 278
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 292
 
  
 
B66D CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS 120
 
  
 
G05G CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY 131
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1127
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 176
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1106

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8866583 Garage door system and methodJun 12, 12Oct 21, 14[G05B]
7315143 Operating system utilizing a selectively concealed multi-function wall station transmitter with an auto-close function for a motorized barrier operatorFeb 04, 05Jan 01, 08[H02P]
7207142 System and related methods for signaling the position of a movable barrier and securing its positionDec 04, 02Apr 24, 07[E05F]
7173516 Operating system for a motorized barrier operatorFeb 06, 04Feb 06, 07[G05B]
7143804 Overhead door locking operator with remote light assemblyJan 24, 05Dec 05, 06[E05F]
6851465 Overhead door locking operatorMay 22, 03Feb 08, 05[E05F]
6845804 Overhead door locking operatorApr 17, 03Jan 25, 05[E05F]
6667591 Method and device for increasing the allowed motor power of a motorized garage door operatorOct 18, 01Dec 23, 03[G05B]
5960849 Cable slack detectorAug 13, 97Oct 05, 99[B66D, E05F]
5742902 Super-regenerative circuit apparatus for a door operator receiver and door operator incorporating the sameMar 29, 96Apr 21, 98[H04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5450841 Multi-function remote control system for gas fireplaceExpiredMay 18, 93Sep 19, 95[F24C]
5340277 Controller for remote control ceiling fanExpiredMay 03, 93Aug 23, 94[F03D]
5336550 Carbon overcoat for magnetic head slidersExpiredMay 18, 93Aug 09, 94[G11B]
5243784 Limit switch arrangement for garage door operatorExpiredAug 19, 92Sep 14, 93[E05F]
5085094 Door operator coupling assemblyExpiredNov 08, 90Feb 04, 92[B23Q, E05F, F16H]
4922168 Universal door safety systemExpiredMay 01, 89May 01, 90[G05D, E05F]
4661085 Lost motion clutch assemblyExpiredSep 09, 85Apr 28, 87[F16D]
4643701 Sprocket and tape combinationExpiredSep 04, 85Feb 17, 87[F16H]
4638730 Trash compactorExpiredOct 04, 85Jan 27, 87[B30B]
4520684 Tape drive closure operatorExpiredFeb 03, 83Jun 04, 85[F16H]
4414778 Tape drive door operatorExpiredApr 13, 81Nov 15, 83[E05F]
4357564 Closure operator controlExpiredApr 09, 79Nov 02, 82[H02P]
4352585 Door operator screw couplingExpiredMar 06, 80Oct 05, 82[E05F]
4334161 Centrifugal switch and motor controlExpiredNov 08, 79Jun 08, 82[H02K]
4319102 Multi-pole switchExpiredJan 14, 80Mar 09, 82[H01H, G06K]
4307271 Switch mechanismExpiredMay 29, 80Dec 22, 81[H01H]

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