Assignee
QUIXOTE CORP
US·7 granted patents·139 citations·filing 1981–1997
Top patents by PatentIndex Score
7 records- 0183US4423137AContact printing and etching method of making high density recording mediumQUIXOTE CORP·Filed 1981·Granted Dec 27, 1983·31 cites·15 claims
- 0269US4735878AOptically read recording medium and method for making sameQUIXOTE CORP·Filed 1986·Granted Apr 5, 1988·20 cites·25 claims
- 0365US4629668AOptically read recording medium and method for making sameQUIXOTE CORP·Filed 1985·Granted Dec 16, 1986·17 cites·10 claims
- 0460US4694280AKeyboard entry systemQUIXOTE CORP·Filed 1986·Granted Sep 15, 1987·30 cites·22 claims
- 0551US6062766ARaised pavement markerQUIXOTE CORP·Filed 1997·Granted May 16, 2000·20 cites·17 claims
- 0648US4638306AKeyboard entry systemQUIXOTE CORP·Filed 1984·Granted Jan 20, 1987·17 cites·22 claims
- 0740US4509162AHigh density recording mediumQUIXOTE CORP·Filed 1982·Granted Apr 2, 1985·4 cites·15 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →