Assignee
UNIVERSAL PHOTONICS INC
US·12 granted patents·1 pending application·599 citations·filing 1983–2019
Top patents by PatentIndex Score
13 records- 0192US4868559ASecurity system employing optical key shape readerUNIVERSAL PHOTONICS INC·Filed 1987·Granted Sep 19, 1989·70 cites·16 claims
- 0291US5132661ASecurity system employing optical key shape readerUNIVERSAL PHOTONICS INC·Filed 1988·Granted Jul 21, 1992·67 cites·33 claims
- 0386US4931789AApparatus and method for a universal electronic locking systemUNIVERSAL PHOTONICS INC·Filed 1988·Granted Jun 5, 1990·193 cites·20 claims
- 0484US4665397AApparatus and method for a universal electronic locking systemUNIVERSAL PHOTONICS INC·Filed 1984·Granted May 12, 1987·117 cites·22 claims
- 0581US4573046AWatch apparatus and method for a universal electronic locking systemUNIVERSAL PHOTONICS INC·Filed 1983·Granted Feb 25, 1986·100 cites·36 claims
- 0671US6986706B1Polishing pad and method of producing the sameUNIVERSAL PHOTONICS INC·Filed 2004·Granted Jan 17, 2006·15 cites·7 claims
- 0758US6604990B2Polishing pad and method of producing the sameUNIVERSAL PHOTONICS INC·Filed 2001·Granted Aug 12, 2003·8 cites·4 claims
- 0857US6773339B2Abrasive pad, and method of making the sameUNIVERSAL PHOTONICS INC·Filed 2002·Granted Aug 10, 2004·8 cites·3 claims
- 0946US4942747AOperator lockout prevention deviceUNIVERSAL PHOTONICS INC·Filed 1988·Granted Jul 24, 1990·13 cites·10 claims
- 1042US2020206875A1Abrasive-containing element for multi-element abrasive tool, abrasive tool, and method for manufacturing the sameUNIVERSAL PHOTONICS INC·Filed 2018·Application pending·0 cites
- 1140US10930513B1Method of producing silicon elements and integrated circuitsUNIVERSAL PHOTONICS INC·Filed 2019·Granted Feb 23, 2021·0 cites·5 claims
- 1235US7014549B1Polishing pad and method of making the sameUNIVERSAL PHOTONICS INC·Filed 2004·Granted Mar 21, 2006·2 cites·12 claims
- 1332US4912525AApparatus for transmitting optical signals into a protected environmentUNIVERSAL PHOTONICS INC·Filed 1989·Granted Mar 27, 1990·6 cites·11 claims
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