Assignee
FEDERSPIEL CLIFFORD
US·2 granted patents·67 citations·filing 2009–2012
Top patents by PatentIndex Score
2 records- 0191US8190273B1Method and apparatus for controlling fans in heating, ventilating, and air-conditioning systemsFEDERSPIEL CLIFFORD·Filed 2009·Granted May 29, 2012·57 cites·33 claims
- 0284US8688243B2Method and apparatus for controlling fans in heating, ventilating, and air-conditioning systemsFEDERSPIEL CLIFFORD·Filed 2012·Granted Apr 1, 2014·10 cites·25 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →