Inventor · disambiguated record
Robert H. Walden
Also filed as: WALDEN ROBERT H · WALDEN ROBERT HENRY
13 granted patents·430 citations·filing 1973–2001
93Inventor score
Top patents by PatentIndex Score
13 records- 0194US6525682B2Photonic parallel analog-to-digital converterHRL LAB LLC·Filed 2001·Granted Feb 25, 2003·72 cites·37 claims
- 0290US5153593AMulti-stage sigma-delta analog-to-digital converterHUGHES AIRCRAFT CO·Filed 1990·Granted Oct 6, 1992·88 cites·10 claims
- 0388US5336624AMethod for disguising a microelectronic integrated digital logicHUGHES AIRCRAFT CO·Filed 1992·Granted Aug 9, 1994·70 cites·14 claims
- 0487US5198817AHigh-order sigma-delta analog-to-digital converterHUGHES AIRCRAFT CO·Filed 1990·Granted Mar 30, 1993·71 cites·8 claims
- 0585US5202591ADynamic circuit disguise for microelectronic integrated digital logic circuitsHUGHES AIRCRAFT CO·Filed 1991·Granted Apr 13, 1993·57 cites·13 claims
- 0679US4872010AAnalog-to-digital converter made with focused ion beam technologyHUGHES AIRCRAFT CO·Filed 1988·Granted Oct 3, 1989·32 cites·8 claims
- 0758US4051505ATwo-dimensional transfer in charge transfer deviceBELL TELEPHONE LABOR INC·Filed 1973·Granted Sep 27, 1977·11 cites·11 claims
- 0858US3944850ACharge transfer delay line filtersBELL TELEPHONE LABOR INC·Filed 1975·Granted Mar 16, 1976·10 cites·7 claims
- 0945US6316342B1Low turn-on voltage indium phosphide Schottky device and methodHRL LAB LLC·Filed 2000·Granted Nov 13, 2001·2 cites·23 claims
- 1044US3989956ACharge transfer binary counterBELL TELEPHONE LABOR INC·Filed 1975·Granted Nov 2, 1976·6 cites·18 claims
- 1143US3935477AAnalog inverter for use in charge transfer apparatusBELL TELEPHONE LABOR INC·Filed 1974·Granted Jan 27, 1976·5 cites·6 claims
- 1234US6380552B2Low turn-on voltage InP Schottky device and methodHRL LAB LLC·Filed 1999·Granted Apr 30, 2002·3 cites·16 claims
- 1333US4967250ACharge-coupled device with focused ion beam fabricationHUGHES AIRCRAFT CO·Filed 1989·Granted Oct 30, 1990·3 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →