Assignee
VANDIGRIFF JOHN E
US·2 granted patents·1 pending application·44 citations·filing 1989–2014
Top patents by PatentIndex Score
3 records- 0173US4954300AGlass repair method and apparatusVANDIGRIFF JOHN E·Filed 1989·Granted Sep 4, 1990·42 cites·16 claims
- 0235US2016084054A1Method of gas, oil and mineral production using a clean processing system and methodVANDIGRIFF JOHN E·Filed 2014·Application pending·0 cites
- 0323USD387907SCombined container for computer software and manualsVANDIGRIFF JOHN E·Filed 1995·Granted Dec 23, 1997·2 cites·1 claims
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