Assignee
HILGRAEVE INC
US·3 granted patents·321 citations·filing 1983–1997
Top patents by PatentIndex Score
3 records- 0191US4538719AElectronic coin acceptorHILGRAEVE INC·Filed 1983·Granted Sep 3, 1985·207 cites·42 claims
- 0276US6094676AMethod and apparatus for peer-to-peer communicationHILGRAEVE INC·Filed 1997·Granted Jul 25, 2000·105 cites·19 claims
- 0332US5553271AAuto-detect system and method for data communicationHILGRAEVE INC·Filed 1994·Granted Sep 3, 1996·9 cites·11 claims
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