Individual holder
KERN DONALD W
US·4 granted patents·140 citations·filing 1985–1989
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0182US4966717AOzone injection system and methodKERN DONALD W·Filed 1989·Granted Oct 30, 1990·57 cites·15 claims
- 0269US4995123AOzone dispersion systemKERN DONALD W·Filed 1989·Granted Feb 26, 1991·36 cites·12 claims
- 0364US4640783AOzone injection method and apparatusKERN DONALD W·Filed 1985·Granted Feb 3, 1987·28 cites·9 claims
- 0446US4829607AIsolation system for a spaKERN DONALD W·Filed 1988·Granted May 16, 1989·19 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →