Individual holder
WEIRAUCH CHARLES R
US·4 granted patents·3 pending applications·1 citations·filing 2003–2008
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0166US8984218B2Drive indicating mechanism for removable mediaWEIRAUCH CHARLES R·Filed 2005·Granted Mar 17, 2015·1 cites·31 claims
- 0259US2009006749A1Drive tracking system for removable mediaWEIRAUCH CHARLES R·Filed 2008·Application pending·0 cites
- 0357US2007153643A1Data Structure For Control Information On Data Storage MediaWEIRAUCH CHARLES R·Filed 2006·Application pending·0 cites
- 0453US8752198B2Virtual write protection systemWEIRAUCH CHARLES R·Filed 2005·Granted Jun 10, 2014·0 cites·4 claims
- 0550US9021197B2Drive indicating mechanism for removable mediaWEIRAUCH CHARLES R·Filed 2006·Granted Apr 28, 2015·0 cites·20 claims
- 0644US8339920B2Optical storage medium with optically detectable marksWEIRAUCH CHARLES R·Filed 2003·Granted Dec 25, 2012·0 cites·23 claims
- 0744US2006026432A1Drive tracking system for removable mediaWEIRAUCH CHARLES R·Filed 2004·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when WEIRAUCH CHARLES R 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 →