Inventor · disambiguated record
Herbert Waldman
Also filed as: WALDMAN HERBERT · WALDMAN HERBERT H
19 granted patents·858 citations·filing 1973–1997
96Inventor score
Files withWALDMAN HERBERT H8WALDMAN HERBERT4BOEHRINGER MANNHEIM GMBH2ADVANCED CELLULAR TELCOM CORP1ORENBUCH LOUS1
Top patents by PatentIndex Score
19 records- 0195US5311175AMethod and apparatus for pre-identification of keys and switchesWALDMAN HERBERT·Filed 1990·Granted May 10, 1994·336 cites·18 claims
- 0293US4243844AHold circuit for telephone systemWALDMAN HERBERT H·Filed 1978·Granted Jan 6, 1981·53 cites·51 claims
- 0390US4540984AEnergy saving control circuit for a light switch and a method thereforWALDMAN HERBERT H·Filed 1982·Granted Sep 10, 1985·57 cites·90 claims
- 0484US4626630ATelephone call forwarding deviceORENBUCH LOUS·Filed 1984·Granted Dec 2, 1986·47 cites·6 claims
- 0580US5168517AApparatus and methods for selectively forwarding telephone callsWALDMAN HERBERT·Filed 1989·Granted Dec 1, 1992·61 cites·9 claims
- 0679US5402481AAbbreviated and enhanced dialing apparatus and methods particularly adapted cellular or other types of telephone systemsFiled 1993·Granted Mar 28, 1995·66 cites·3 claims
- 0774US5157719AAutomatic area code dialing apparatus and methods particularly adapted for cellular or other types of telephone systemsADVANCED CELLULAR TELCOM CORP·Filed 1990·Granted Oct 20, 1992·70 cites·67 claims
- 0874US4001520AHold circuit for telephonesWALDMAN HERBERT H·Filed 1975·Granted Jan 4, 1977·17 cites·18 claims
- 0969US4251692ATelephone call restricting apparatusWALDMAN HERBERT H·Filed 1978·Granted Feb 17, 1981·21 cites·42 claims
- 1063US5274693AAbbreviated and enhanced dialing apparatus and methods particularly adapted for cellular or other types of telephone systemsWALDMAN HERBERT·Filed 1990·Granted Dec 28, 1993·33 cites·12 claims
- 1163US4941166AMuting circuit for telephone answering machineWALDMAN HERBERT H·Filed 1988·Granted Jul 10, 1990·24 cites·28 claims
- 1263US4726048ATelephone privacy circuitWALDMAN HERBERT H·Filed 1984·Granted Feb 16, 1988·16 cites·30 claims
- 1357US5677441ANucleosides, nucleotides and oligonucleotides containing enzymatically cleavable protecting groupsBOEHRINGER MANNHEIM GMBH·Filed 1994·Granted Oct 14, 1997·10 cites·8 claims
- 1457US4670900ASingle line telephone call forwarding deviceWALDMAN HERBERT H·Filed 1985·Granted Jun 2, 1987·16 cites·7 claims
- 1554US4768224ASingle telephone line call forwarding deviceWALDMAN HERBERT H·Filed 1987·Granted Aug 30, 1988·14 cites·3 claims
- 1646US5131031AHold circuits for telephone systemsWALDMAN HERBERT·Filed 1989·Granted Jul 14, 1992·9 cites·48 claims
- 1746US3935389AMethod and apparatus for automatically limiting rewind in a telephone answering machineQUASAR MICROSYSTEMS INC·Filed 1973·Granted Jan 27, 1976·6 cites·6 claims
- 1830US5426691AMethod and apparatus for detecting a prescribed audio frequency actuating signal applied on to a telecommunication lineFiled 1994·Granted Jun 20, 1995·2 cites·6 claims
- 1929US5756704ANucleosides and nucleoside derivatives containing enzymatically cleavable protecting groupsBOEHRINGER MANNHEIM GMBH·Filed 1997·Granted May 26, 1998·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →