Assignee
MONTGOMERY ELEVATOR
US·19 granted patents·504 citations·filing 1976–1993
Top patents by PatentIndex Score
19 records- 0194US4898263AElevator self-diagnostic control systemMONTGOMERY ELEVATOR·Filed 1988·Granted Feb 6, 1990·131 cites·13 claims
- 0284US4875553AModular elevator cab constructionMONTGOMERY ELEVATOR·Filed 1988·Granted Oct 24, 1989·39 cites·5 claims
- 0381US5224580APower transmission system for a passenger conveyorMONTGOMERY ELEVATOR·Filed 1992·Granted Jul 6, 1993·55 cites·6 claims
- 0481US5125494AHandrail drive mechanism for a passenger conveyorMONTGOMERY ELEVATOR·Filed 1991·Granted Jun 30, 1992·35 cites·20 claims
- 0581US4779707AModular elevator cab constructionMONTGOMERY ELEVATOR·Filed 1986·Granted Oct 25, 1988·37 cites·5 claims
- 0676US4630026AElevator position indicating systemMONTGOMERY ELEVATOR·Filed 1983·Granted Dec 16, 1986·24 cites·13 claims
- 0768US5255771ACombplate safety deviceMONTGOMERY ELEVATOR·Filed 1991·Granted Oct 26, 1993·25 cites·6 claims
- 0867US4875552AModular elevator cab constructionMONTGOMERY ELEVATOR·Filed 1988·Granted Oct 24, 1989·22 cites·1 claims
- 0966US4313525ACar door safety interlockMONTGOMERY ELEVATOR·Filed 1980·Granted Feb 2, 1982·26 cites·8 claims
- 1063US4246983AElevator controlMONTGOMERY ELEVATOR·Filed 1978·Granted Jan 27, 1981·20 cites·13 claims
- 1162US5394961ASafety edge assembly for elevator doorwaysMONTGOMERY ELEVATOR·Filed 1993·Granted Mar 7, 1995·22 cites·14 claims
- 1257US5115900AHandrail air cushionMONTGOMERY ELEVATOR·Filed 1991·Granted May 26, 1992·18 cites·9 claims
- 1343US4364203AModular sheet metal door structureMONTGOMERY ELEVATOR·Filed 1980·Granted Dec 21, 1982·13 cites·26 claims
- 1433US5277505AAdhesive attaching systemMONTGOMERY ELEVATOR·Filed 1992·Granted Jan 11, 1994·5 cites·4 claims
- 1533US4151381AReversal stop deviceMONTGOMERY ELEVATOR·Filed 1977·Granted Apr 24, 1979·6 cites·12 claims
- 1631US5205391AAdhesive attaching systemMONTGOMERY ELEVATOR·Filed 1992·Granted Apr 27, 1993·4 cites·4 claims
- 1729US4064667ADecorative jamb structure for elevator entrancewaysMONTGOMERY ELEVATOR·Filed 1976·Granted Dec 27, 1977·8 cites·19 claims
- 1826US4785916ACall registration and acknowledgement system for an elevator and method of testing such systemMONTGOMERY ELEVATOR·Filed 1986·Granted Nov 22, 1988·8 cites·8 claims
- 1926US4219979ADecorative jamb structure for elevator entrancewaysMONTGOMERY ELEVATOR·Filed 1978·Granted Sep 2, 1980·6 cites·5 claims
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