Inventor · disambiguated record
Irving Schaffer
Also filed as: SCHAFFER IRVING
12 granted patents·2 pending applications·521 citations·filing 1975–2010
93Inventor score
Top patents by PatentIndex Score
14 records- 0188US6283613B1LED traffic light with individual LED reflectorsCOOPER TECHNOLOGIES CO·Filed 1999·Granted Sep 4, 2001·143 cites·17 claims
- 0284USD468472SLighting unitHUBBELL INC·Filed 2002·Granted Jan 7, 2003·35 cites·1 claims
- 0380US6457270B1Universal emergency signSTARK III FREDERICK W·Filed 2000·Granted Oct 1, 2002·62 cites·22 claims
- 0478US6682204B2Lighting unit with mounting mechanismHUBBELL INC·Filed 2002·Granted Jan 27, 2004·44 cites·27 claims
- 0577US4958913AMagnifier lens assemblyLUXO LAMP CORP·Filed 1988·Granted Sep 25, 1990·38 cites·12 claims
- 0668US4684367AAmbulatory intravenous delivery systemMEDITEC RES ASS·Filed 1985·Granted Aug 4, 1987·130 cites·27 claims
- 0764USD445138SUniversal emergency signSTARK III FREDERICK W·Filed 2000·Granted Jul 17, 2001·16 cites·1 claims
- 0858USD284310SLamp for a work stationLEDU CORP·Filed 1983·Granted Jun 17, 1986·7 cites·1 claims
- 0957US3999629AFoldable step stoolMARLENE DESIGNS INC·Filed 1975·Granted Dec 28, 1976·20 cites·9 claims
- 1056US6334697B1Taxi hailing deviceFiled 1999·Granted Jan 1, 2002·19 cites·2 claims
- 1154US8297819B2Light pipe structure and luminaire with light pipe structurePFUND DAVID R·Filed 2010·Granted Oct 30, 2012·1 cites·21 claims
- 1248USD331985SAdjustable arm for a desk lampLUXO CORP·Filed 1990·Granted Dec 22, 1992·6 cites·1 claims
- 1341US2003133288A1Surface uniform illuminating deviceFiled 2002·Application pending·0 cites
- 1440US2011051435A1Luminaire mounting apparatus and systemSYLVAN R SHEMITZ DESIGNS INC·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →