Assignee
SCIENCE ACCESSORIES CORP
13 granted patents·443 citations·filing 1975–1993
Top patents by PatentIndex Score
13 records- 0195US4012588APosition determining apparatus and transducer thereforSCIENCE ACCESSORIES CORP·Filed 1975·Granted Mar 15, 1977·92 cites·12 claims
- 0285US4956824APosition determination apparatusSCIENCE ACCESSORIES CORP·Filed 1989·Granted Sep 11, 1990·65 cites·23 claims
- 0380US4357672ADistance ranging apparatus and methodSCIENCE ACCESSORIES CORP·Filed 1980·Granted Nov 2, 1982·38 cites·33 claims
- 0478US4124838AApparatus for position determinationSCIENCE ACCESSORIES CORP·Filed 1976·Granted Nov 7, 1978·39 cites·6 claims
- 0572US4151596ACalculator interfaceSCIENCE ACCESSORIES CORP·Filed 1977·Granted Apr 24, 1979·32 cites·4 claims
- 0670US5379269APosition determining apparatusSCIENCE ACCESSORIES CORP·Filed 1993·Granted Jan 3, 1995·36 cites·21 claims
- 0766US4891474ASparking stylus for acoustic digitizerSCIENCE ACCESSORIES CORP·Filed 1989·Granted Jan 2, 1990·36 cites·20 claims
- 0862US5043950AApparatus and method for distance determinationSCIENCE ACCESSORIES CORP·Filed 1990·Granted Aug 27, 1991·28 cites·18 claims
- 0947US5050134APosition determining apparatusSCIENCE ACCESSORIES CORP·Filed 1990·Granted Sep 17, 1991·21 cites·20 claims
- 1045US4973800AApparatus for digitizing positions on a transparencySCIENCE ACCESSORIES CORP·Filed 1988·Granted Nov 27, 1990·15 cites·17 claims
- 1144US5009277AMethod and apparatus for position determinationSCIENCE ACCESSORIES CORP·Filed 1990·Granted Apr 23, 1991·19 cites·16 claims
- 1240US5054005AApparatus and method for determining travel time of acoustic energySCIENCE ACCESSORIES CORP·Filed 1990·Granted Oct 1, 1991·17 cites·22 claims
- 1327US5105393ASCR control for high current discharge circuitSCIENCE ACCESSORIES CORP·Filed 1990·Granted Apr 14, 1992·5 cites·8 claims
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