Assignee
VERTISYS INC
US·3 granted patents·98 citations·filing 1995–1997
Top patents by PatentIndex Score
3 records- 0182US5730254AElevator door restraint deviceVERTISYS INC·Filed 1995·Granted Mar 24, 1998·43 cites·5 claims
- 0267US5878846ALight duty elevator door operatorVERTISYS INC·Filed 1996·Granted Mar 9, 1999·38 cites·7 claims
- 0350US5899302AElevator door interlockVERTISYS INC·Filed 1997·Granted May 4, 1999·17 cites·8 claims
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