Inventor · disambiguated record
Donald Mccallum
Also filed as: MCCALLUM DONALD · MCCALLUM DONALD B
5 granted patents·1 pending application·75 citations·filing 1975–2016
80Inventor score
Files withWRIGHT BARRY CORP2MCCALLUM DONALD1NON INTRUSIVE CROSSOVER SYSTEM LTD1SCOTT TRACK LTD1WRIGHT LINE INC1
Top patents by PatentIndex Score
6 records- 0185US3980360AHangable holder for stationery materialsWRIGHT BARRY CORP·Filed 1975·Granted Sep 14, 1976·39 cites·17 claims
- 0270USD363701SShelf support and electrical cable management structureWRIGHT LINE INC·Filed 1995·Granted Oct 31, 1995·17 cites·1 claims
- 0361US11001973B2Apparatus and components for turnout/crossover section for railway trackNON INTRUSIVE CROSSOVER SYSTEM LTD·Filed 2016·Granted May 11, 2021·1 cites·13 claims
- 0447US3980363AStorage systemWRIGHT BARRY CORP·Filed 1975·Granted Sep 14, 1976·15 cites·4 claims
- 0543US7604205B2Turnout/crossover section for railway trackSCOTT TRACK LTD·Filed 2003·Granted Oct 20, 2009·3 cites·8 claims
- 0638US2009084862A1Turnout/crossover section for railway trackMCCALLUM DONALD·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →