Matthew James Calvert — 6 Patents at Cascade

Matthew James Calvert has been granted 6 US patents while listed as an inventor at Cascade. The first was granted in 2010 and the most recent in September 2025. Matthew James Calvert ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Matthew James Calvert in Wellington, NZ.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date
12428799	Locking device for a quick coupler	Michael Hugh James RIDER, Andrew James Phillip Rider, David Aperahama Calvert, Andre Richard Anderson	2025-09-30
11846083	Locking device for a quick coupler	Michael Hugh James RIDER, Andrew James Phillip Rider, David Aperahama Calvert, Andre Richard Anderson	2023-12-19
10280588	Coupler for earth moving or materials handling machine	David Aperahama Calvert	2019-05-07
9863117	Coupler for earth moving or materials handling machine	David Aperahama Calvert	2018-01-09
8347974	Safety locking device	David Aperahama Calvert	2013-01-08
7828070	Safety locking device	David Aperahama Calvert	2010-11-09

Matthew James Calvert — 6 Patents

Issued Patents All Time

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