Inventor · disambiguated record
Donald K. Christian
Also filed as: CHRISTIAN DONALD K
10 granted patents·52 citations·filing 1975–1983
87Inventor score
Top patents by PatentIndex Score
10 records- 0155US4418836AVending machine for newspaper, magazines and the likeCHRISTIAN DONALD K·Filed 1981·Granted Dec 6, 1983·16 cites·4 claims
- 0248US4530444ASeparation device for single copy newspaper vendorCHRISTIAN DONALD K·Filed 1982·Granted Jul 23, 1985·11 cites·4 claims
- 0342US4112558AFabric bulking processCHRISTIAN DONALD K·Filed 1975·Granted Sep 12, 1978·4 cites·6 claims
- 0439US4284207ADrop shelf mechanismCHRISTIAN DONALD K·Filed 1979·Granted Aug 18, 1981·5 cites·6 claims
- 0536US4304340ASemi-automatic display release means for single copy periodical vending machinesCHRISTIAN DONALD K·Filed 1979·Granted Dec 8, 1981·4 cites·6 claims
- 0632US4411375ANovel shelf arrangement for a drop shelf vending machineCHRISTIAN DONALD K·Filed 1979·Granted Oct 25, 1983·2 cites·3 claims
- 0731US4421219ADual price cam system for totalizing vendorCHRISTIAN DONALD K·Filed 1981·Granted Dec 20, 1983·3 cites·4 claims
- 0831US4382499ANovel totalizer application for newspaper vending machineCHRISTIAN DONALD K·Filed 1981·Granted May 10, 1983·3 cites·6 claims
- 0928US4546867ACoin insert for vending machineTERRY DAVID E·Filed 1983·Granted Oct 15, 1985·4 cites·7 claims
- 1028USD276170SCoin mechanism enclosure for a newspaper vendorCHRISTIAN DONALD K·Filed 1981·Granted Oct 30, 1984·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →