Assignee
TWIN CITY FAN COMPANIES LTD
US·6 granted patents·9 pending applications·30 citations·filing 2001–2021
Top patents by PatentIndex Score
15 records- 0177US8025477B2Plenum/plug fan assemblyTWIN CITY FAN COMPANIES LTD·Filed 2005·Granted Sep 27, 2011·13 cites·25 claims
- 0261US2022186737A1Fan having hollow vanes for cooling the motor with external airTWIN CITY FAN COMPANIES LTD·Filed 2021·Application pending·0 cites
- 0357US6457550B1Weatherproof sound attenuating deviceTWIN CITY FAN COMPANIES LTD·Filed 2001·Granted Oct 1, 2002·17 cites·22 claims
- 0453US2020141422A1Media concentration device and methodTWIN CITY FAN COMPANIES LTD·Filed 2019·Application pending·0 cites
- 0551US2016356278A1Hollow vane fan and cooling methodTWIN CITY FAN COMPANIES LTD·Filed 2016·Application pending·0 cites
- 0650US10465704B2Media concentration device and methodTWIN CITY FAN COMPANIES LTD·Filed 2016·Granted Nov 5, 2019·0 cites·21 claims
- 0748US10619646B2Elongated air jet device and methodTWIN CITY FAN COMPANIES LTD·Filed 2016·Granted Apr 14, 2020·0 cites·21 claims
- 0846US2016138606A1Centrifugal fan and methodTWIN CITY FAN COMPANIES LTD·Filed 2014·Application pending·0 cites
- 0941US10001138B2Powered ventilatorsTWIN CITY FAN COMPANIES LTD·Filed 2014·Granted Jun 19, 2018·0 cites·3 claims
- 1038US2015345512A1Fan housing and assembly methodTWIN CITY FAN COMPANIES LTD·Filed 2014·Application pending·0 cites
- 1134US11209006B2Motor cooling device and methodTWIN CITY FAN COMPANIES LTD·Filed 2015·Granted Dec 28, 2021·0 cites·5 claims
- 1233US2016356287A1Asymmetric vane fan and methodTWIN CITY FAN COMPANIES LTD·Filed 2016·Application pending·0 cites
- 1332US2015267713A1Reduced weight rigid hvac fan constructionTWIN CITY FAN COMPANIES LTD·Filed 2014·Application pending·0 cites
- 1431US2017341094A1Tunnel fan and methodTWIN CITY FAN COMPANIES LTD·Filed 2017·Application pending·0 cites
- 1521US2020300255A1Fan System with Control Cooling and MethodTWIN CITY FAN COMPANIES LTD·Filed 2020·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →