Individual holder
JOHNSON DAVID B
US·8 granted patents·71 citations·filing 1979–2019
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
8 records- 0184US8169616B2Interferometer step scanning systems and methodsJOHNSON DAVID B·Filed 2010·Granted May 1, 2012·7 cites·12 claims
- 0274US4784205ADisplay systemJOHNSON DAVID B·Filed 1986·Granted Nov 15, 1988·46 cites·8 claims
- 0369USD294218SCorkscrewJOHNSON DAVID B·Filed 1985·Granted Feb 16, 1988·12 cites·1 claims
- 0463US8189956B2Optical device for correcting geostationary satellite imagery for earth curvature effectsJOHNSON DAVID B·Filed 2010·Granted May 29, 2012·1 cites·27 claims
- 0553US7533915B2Extender-armJOHNSON DAVID B·Filed 2003·Granted May 19, 2009·2 cites·1 claims
- 0649US9053850B2Implementing adjustable size ferrite core for EMI cable noise suppressionJOHNSON DAVID B·Filed 2011·Granted Jun 9, 2015·0 cites·12 claims
- 0748US11079125B2Overhead fan misting system and method thereforJOHNSON DAVID B·Filed 2019·Granted Aug 3, 2021·0 cites·20 claims
- 0833US4278134AImplement for smoothing particulate material surfacesJOHNSON DAVID B·Filed 1979·Granted Jul 14, 1981·3 cites·12 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →