Individual holder
ERK HENRY F
US·3 granted patents·2 citations·filing 2009–2010
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0159US8309464B2Methods for etching the edge of a silicon waferERK HENRY F·Filed 2009·Granted Nov 13, 2012·1 cites·45 claims
- 0259US8192822B2Edge etched silicon wafersERK HENRY F·Filed 2009·Granted Jun 5, 2012·1 cites·21 claims
- 0345US8828324B2Fluidized bed reactor systems and distributors for use in sameERK HENRY F·Filed 2010·Granted Sep 9, 2014·0 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when ERK HENRY F files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →