Inventor · disambiguated record
Derek Lewan
Also filed as: LEWAN DEREK
5 granted patents·3 pending applications·20 citations·filing 2014–2024
76Inventor score
Top patents by PatentIndex Score
8 records- 0193US11952825B2Methods and apparatus to monitor and/or adjust operations of doorsRITE HITE HOLDING CORP·Filed 2022·Granted Apr 9, 2024·5 cites·20 claims
- 0280US11085230B2Insulated doors with restorable breakaway sectionsRITE HITE HOLDING CORP·Filed 2019·Granted Aug 10, 2021·4 cites·20 claims
- 0379US9771754B2Flexible seals for insulated doorsLEWAN DEREK·Filed 2015·Granted Sep 26, 2017·8 cites·24 claims
- 0477US12359493B2Methods and apparatus to monitor and/or adjust operations of doorsRITE HITE HOLDING CORP·Filed 2024·Granted Jul 15, 2025·0 cites·47 claims
- 0572US10494858B2Insulated doors with restorable breakaway sectionsRITE HITE HOLDING CORP·Filed 2016·Granted Dec 3, 2019·3 cites·24 claims
- 0650US2022356742A1Methods and apparatus to adjust door operations in response to surface pressure loadsRITE HITE HOLDING CORP·Filed 2022·Application pending·0 cites
- 0749US2022356758A1Methods and apparatus to operate powered doorsRITE HITE HOLDING CORP·Filed 2022·Application pending·0 cites
- 0844US2016108666A1Systems and Methods for Aligning Roll-Up Door CurtainsLEWAN DEREK·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →