Individual holder
WALTERS WILLIAM R
6 granted patents·1 pending application·76 citations·filing 1980–2007
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0162US4566484ALiquid level control apparatusWALTERS WILLIAM R·Filed 1984·Granted Jan 28, 1986·17 cites·7 claims
- 0255US4298022AEnergy saver control for outdoor water heaterWALTERS WILLIAM R·Filed 1980·Granted Nov 3, 1981·16 cites·3 claims
- 0349US2008179354A1Guides for folding machinesWALTERS WILLIAM R·Filed 2007·Application pending·0 cites
- 0446US4352371ALow-high flow rate valveWALTERS WILLIAM R·Filed 1980·Granted Oct 5, 1982·11 cites·10 claims
- 0546US4344450AIcing preventorWALTERS WILLIAM R·Filed 1980·Granted Aug 17, 1982·13 cites·3 claims
- 0644US4469118AIcing preventorWALTERS WILLIAM R·Filed 1982·Granted Sep 4, 1984·12 cites·4 claims
- 0736US4453563ANon-chattering float controlled pilot operated diaphragm valveWALTERS WILLIAM R·Filed 1982·Granted Jun 12, 1984·7 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →