Inventor · disambiguated record
Donald W. Wortman
Also filed as: WORTMAN DONALD E · WORTMAN DONALD W
8 granted patents·1 pending application·305 citations·filing 1979–2004
88Inventor score
Top patents by PatentIndex Score
9 records- 0192US4663580ASealed lead-acid battery float charger and power supplySEISCOR TECH INC·Filed 1986·Granted May 5, 1987·189 cites·14 claims
- 0280US4415943AEquipment protector and energy saving apparatusTII IND INC·Filed 1982·Granted Nov 15, 1983·43 cites·23 claims
- 0371US4392225ATelephone carrier system repeater and power supplyTII CORP·Filed 1981·Granted Jul 5, 1983·24 cites·7 claims
- 0453US4278847ATransformerless hybrid circuitsTII CORP·Filed 1979·Granted Jul 14, 1981·11 cites·13 claims
- 0552US5138658ASubscriber line interface circuit providing regulated currentSEISCOR TECH INC·Filed 1991·Granted Aug 11, 1992·23 cites·11 claims
- 0641US4459433AStation identification circuit arrangementTII IND INC·Filed 1982·Granted Jul 10, 1984·5 cites·14 claims
- 0738US4433215ASolid state hybrid circuitsTII CORP·Filed 1981·Granted Feb 21, 1984·7 cites·13 claims
- 0837US2004223528A1Semiconductor light emitting devices including embedded curent injection layersMAXION TECHNOLOGIES INC·Filed 2004·Application pending·0 cites
- 0932US4600875APower supplies with latch-up prevention and automatic back-upTII CORP·Filed 1983·Granted Jul 15, 1986·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →