Individual holder
JOHNSON DOUGLAS R
US·2 granted patents·1 pending application·3 citations·filing 1985–2009
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0154US8522822B2Hydro-mechanical transmission and valve assemblyJOHNSON DOUGLAS R·Filed 2009·Granted Sep 3, 2013·1 cites·4 claims
- 0240US2006157059A1End lighted endotracheal tubeJOHNSON DOUGLAS R·Filed 2005·Application pending·0 cites
- 0320US4610350APackaging for paperJOHNSON DOUGLAS R·Filed 1985·Granted Sep 9, 1986·2 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →