Individual holder
DUGDALE WILLIAM P
US·2 granted patents·24 citations·filing 1989–1990
Individually held — no corporate assignee on record.
Technology mixH04M2
Top patents by PatentIndex Score
2 records- 0141US5128982AElectronic apparatus for "Hands off" control of a voice mail systemDUGDALE WILLIAM P·Filed 1990·Granted Jul 7, 1992·20 cites·18 claims
- 0227US5048074AElectronic apparatus for "hands off" control of a voice mail systemDUGDALE WILLIAM P·Filed 1989·Granted Sep 10, 1991·4 cites·13 claims
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