Individual holder
SPENCER DAVID C
US·0 granted patents·2 pending applications·0 citations·filing 2009–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0142US2011290173A1Methods and Systems for Characterization and Production of High Purity PolysiliconSPENCER DAVID C·Filed 2009·Application pending·0 cites
- 0241US2013112134A1Method and Systems for Characterization and Production of High Quality SiliconSPENCER DAVID C·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →