Individual holder
JOHNSON JOHN D
GB·4 granted patents·179 citations·filing 1984–2005
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0195US5087934AWaterproof camera housingJOHNSON JOHN D·Filed 1988·Granted Feb 11, 1992·77 cites·8 claims
- 0294US5239323AWaterproof camera housingJOHNSON JOHN D·Filed 1991·Granted Aug 24, 1993·74 cites·10 claims
- 0373US7520629B2Underwater LED flashlight systemJOHNSON JOHN D·Filed 2005·Granted Apr 21, 2009·16 cites·4 claims
- 0448US4616711ASystem and method of controlling and preventing the spread of forest firesJOHNSON JOHN D·Filed 1984·Granted Oct 14, 1986·12 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →