Individual holder
BROWN CHARLES K
3 granted patents·1 pending application·60 citations·filing 1980–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0174US5275631ACoal pulverizer purifier classifierBROWN CHARLES K·Filed 1992·Granted Jan 4, 1994·27 cites·12 claims
- 0261US4350330ABag unit feederBROWN CHARLES K·Filed 1980·Granted Sep 21, 1982·15 cites·15 claims
- 0360US4355586ASolid fuel gasification systemBROWN CHARLES K·Filed 1980·Granted Oct 26, 1982·18 cites·9 claims
- 0451US2012125925A1Refuse containerBROWN CHARLES K·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →