Individual holder
CHURCHILL DAVID L
US·6 granted patents·1 pending application·114 citations·filing 1989–2010
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0197US8319402B1Bowl-shaped wide-band vibration energy harvesterCHURCHILL DAVID L·Filed 2010·Granted Nov 27, 2012·23 cites·51 claims
- 0295US8154177B1Wide-band vibration energy harvester with stopCHURCHILL DAVID L·Filed 2010·Granted Apr 10, 2012·12 cites·38 claims
- 0394US8134282B1Wide-band vibration energy harvester with restoring springCHURCHILL DAVID L·Filed 2010·Granted Mar 13, 2012·9 cites·28 claims
- 0477US5000535AFiber optics light barCHURCHILL DAVID L·Filed 1989·Granted Mar 19, 1991·36 cites·10 claims
- 0562US5111367AFiber optic lighting deviceCHURCHILL DAVID L·Filed 1991·Granted May 5, 1992·25 cites·15 claims
- 0645US2011156532A1Integrated Piezoelectric Composite and Support CircuitCHURCHILL DAVID L·Filed 2009·Application pending·0 cites
- 0744US5109461AFiber optics light deviceCHURCHILL DAVID L·Filed 1991·Granted Apr 28, 1992·9 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →