Assignee
HEYER INC
4 granted patents·23 citations·filing 1974–1980
Top patents by PatentIndex Score
4 records- 0156US3941054AStencil gripping apparatus for a duplicating machineHEYER INC·Filed 1974·Granted Mar 2, 1976·14 cites·4 claims
- 0232US4030412ADuplicating machineHEYER INC·Filed 1976·Granted Jun 21, 1977·4 cites·16 claims
- 0330US4268869AElectronic stencil cutter having means to vary size of reproduced pictureHEYER INC·Filed 1978·Granted May 19, 1981·3 cites·21 claims
- 0426US4319253AElectronic stencil cutterHEYER INC·Filed 1980·Granted Mar 9, 1982·2 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →