Individual holder
GRIFFITHS KENNETH F
US·6 granted patents·186 citations·filing 1975–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0194US4095997ACombined solar cell and hot air collector apparatusGRIFFITHS KENNETH F·Filed 1976·Granted Jun 20, 1978·120 cites·14 claims
- 0266US5127921AMultistage recrystallization for superpurifying crystallizable substancesGRIFFITHS KENNETH F·Filed 1991·Granted Jul 7, 1992·20 cites·22 claims
- 0361US4008513AClaspGRIFFITHS KENNETH F·Filed 1975·Granted Feb 22, 1977·16 cites·9 claims
- 0460US4085201AProcess for manufacturing aluminum oxideGRIFFITHS KENNETH F·Filed 1976·Granted Apr 18, 1978·9 cites·8 claims
- 0548US4885016AMultistage fractional freezing for superpurifying crystallizable substancesGRIFFITHS KENNETH F·Filed 1988·Granted Dec 5, 1989·14 cites·24 claims
- 0643US4291011AMethod for production of aluminum oxideGRIFFITHS KENNETH F·Filed 1980·Granted Sep 22, 1981·7 cites·27 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →