Inventor · disambiguated record
David Aperahama Calvert
Also filed as: CALVERT DAVID · CALVERT DAVID APERAHAMA
7 granted patents·2 pending applications·37 citations·filing 2007–2023
80Inventor score
Files withWEDGELOCK EQUIPMENT LTD3CALVERT MATTHEW JAMES2CASCADE CORP1COLTENE WHALEDENT INC1NISSAN NORTH AMERICA INC1
Top patents by PatentIndex Score
9 records- 0183US7828070B2Safety locking deviceWEDGELOCK LLC·Filed 2007·Granted Nov 9, 2010·20 cites·13 claims
- 0280US12428799B2Locking device for a quick couplerWEDGELOCK EQUIPMENT LTD·Filed 2023·Granted Sep 30, 2025·0 cites·14 claims
- 0380US8347974B2Safety locking deviceCALVERT MATTHEW JAMES·Filed 2010·Granted Jan 8, 2013·9 cites·9 claims
- 0469US9863117B2Coupler for earth moving or materials handling machineCALVERT MATTHEW JAMES·Filed 2009·Granted Jan 9, 2018·8 cites·2 claims
- 0554US2009308416A1Ultrasonic cleaner componentsCOLTENE WHALEDENT INC·Filed 2009·Application pending·0 cites
- 0653US12036664B2End effectors for robotic units used to open and close vehicle doorsNISSAN NORTH AMERICA INC·Filed 2021·Granted Jul 16, 2024·0 cites·20 claims
- 0751US10280588B2Coupler for earth moving or materials handling machineCASCADE CORP·Filed 2018·Granted May 7, 2019·0 cites·9 claims
- 0848US11846083B2Locking device for a quick couplerWEDGELOCK EQUIPMENT LTD·Filed 2016·Granted Dec 19, 2023·0 cites·10 claims
- 0947US2022381000A1PackerWEDGELOCK EQUIPMENT LTD·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →