Inventor · disambiguated record
John Willigman
Also filed as: WILLIGMAN JOHN
5 granted patents·73 citations·filing 1981–1989
81Inventor score
Technology areasH01H
Top patents by PatentIndex Score
5 records- 0175US4560846AIncreased capacity program timerSINGER CO·Filed 1984·Granted Dec 24, 1985·19 cites·6 claims
- 0272US4948928APush/push reset programmerEATON CORP·Filed 1989·Granted Aug 14, 1990·21 cites·12 claims
- 0365US4755635AElectrical programmerEATON CORP·Filed 1987·Granted Jul 5, 1988·16 cites·9 claims
- 0462US4467664ATimer drive mechanismSINGER CO·Filed 1981·Granted Aug 28, 1984·12 cites·9 claims
- 0540US4587389ASnap action timer switch assemblyCONTROLS CO OF AMERICA·Filed 1984·Granted May 6, 1986·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →