Inventor · disambiguated record
John Alexander Black
Also filed as: BLACK JOHN · BLACK JOHN ALEXANDER · BLACK JOHN W
8 granted patents·3 pending applications·42 citations·filing 1999–2023
82Inventor score
Files withBLACK ROBERT DAVID3OXFORD SAFETY COMPONENTS LTD3BLACK JOHN ALEXANDER2BLACK CARPENTERS LTD S1BLACK JOHN1
Top patents by PatentIndex Score
11 records- 0185US11549274B2Support apparatusBLACK JOHN ALEXANDER·Filed 2016·Granted Jan 10, 2023·9 cites·19 claims
- 0282US9422737B2Retractable coverBLACK ROBERT DAVID·Filed 2012·Granted Aug 23, 2016·10 cites·20 claims
- 0366US2023167647A1Insulated trellis matOXFORD SAFETY COMPONENTS LTD·Filed 2023·Application pending·0 cites
- 0458US9540838B2Access panelBLACK ROBERT DAVID·Filed 2010·Granted Jan 10, 2017·2 cites·6 claims
- 0554US8161598B2Filtering means and floor-sweeping machine provided with such meansBLACK JOHN·Filed 2009·Granted Apr 24, 2012·1 cites·9 claims
- 0653US7845119B2Access unit with variable size opening for construction applicationBLACK ROBERT DAVID·Filed 2003·Granted Dec 7, 2010·4 cites·17 claims
- 0745US6748715B1Safety unitBLACK CARPENTERS LTD S·Filed 1999·Granted Jun 15, 2004·16 cites·8 claims
- 0845US2019119933A1Insulated Trellis MatBLACK JOHN ALEXANDER·Filed 2016·Application pending·0 cites
- 0944US12480359B2Cover with adjustable widthOXFORD SAFETY COMPONENTS LTD·Filed 2020·Granted Nov 25, 2025·0 cites·10 claims
- 1044US11643828B2Support apparatusOXFORD SAFETY COMPONENTS LTD·Filed 2018·Granted May 9, 2023·0 cites·10 claims
- 1143US2006154766A1Belt drive systemLACY FRASER·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →