Inventor · disambiguated record
John P. Simpson
Also filed as: SIMPSON JOHN P
8 granted patents·294 citations·filing 1978–2007
89Inventor score
Files withIBM3SIMPSON JOHN P2EMCON EMANATION CONTROL LTD1GRIFFIN PIPE PRODUCTS COMPANY1NORTHERN TELECOM LTD1
Top patents by PatentIndex Score
8 records- 0195US4764848ASurface mounted array strain relief deviceIBM·Filed 1986·Granted Aug 16, 1988·135 cites·24 claims
- 0277US7770628B2Control of casting machineGRIFFIN PIPE PRODUCTS COMPANY·Filed 2007·Granted Aug 10, 2010·7 cites·6 claims
- 0372US4160549ATennis serve training and practice deviceSIMPSON JOHN P·Filed 1978·Granted Jul 10, 1979·37 cites·8 claims
- 0464US4214751AAdjustable bunting bat with protective shieldSIMPSON JOHN P·Filed 1978·Granted Jul 29, 1980·28 cites·6 claims
- 0558US6578089B1Multi-computer access secure switching systemEMCON EMANATION CONTROL LTD·Filed 1999·Granted Jun 10, 2003·47 cites·20 claims
- 0655US4799616ASolder leveling method and apparatusIBM·Filed 1987·Granted Jan 24, 1989·14 cites·13 claims
- 0753US4869418ASolder leveling method and apparatusIBM·Filed 1988·Granted Sep 26, 1989·13 cites·15 claims
- 0853US4589720APlanar electronic filter element and a connector embodying such a filterNORTHERN TELECOM LTD·Filed 1983·Granted May 20, 1986·13 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →