Inventor · disambiguated record
Richard Keith Hardstaff
Also filed as: HARDSTAFF RICHARD KEITH
8 granted patents·3 pending applications·77 citations·filing 2001–2020
87Inventor score
Top patents by PatentIndex Score
11 records- 0176USD632346SToy elementHARDSTAFF RICHARD KEITH·Filed 2010·Granted Feb 8, 2011·25 cites·1 claims
- 0269USD759765SToy elementCREATIVE DESIGN IDEAS LTD·Filed 2015·Granted Jun 21, 2016·14 cites·1 claims
- 0368USD645912SToy elementHARDSTAFF RICHARD KEITH·Filed 2010·Granted Sep 27, 2011·18 cites·1 claims
- 0466USD977586SConstructional toy elementCREATIVE DESIGN IDEAS LTD·Filed 2020·Granted Feb 7, 2023·4 cites·1 claims
- 0558USD984552SConstructional toy elementCREATIVE DESIGN IDEAS LTD·Filed 2020·Granted Apr 25, 2023·2 cites·1 claims
- 0655USD903007SConstructional toy elementCREATIVE DESIGN IDEAS LTD·Filed 2019·Granted Nov 24, 2020·5 cites·1 claims
- 0754USD849854SActivity toyCREATIVE DESIGN IDEAS LTD·Filed 2018·Granted May 28, 2019·6 cites·1 claims
- 0850US2019038988A1Constructional toy elementsCREATIVE DESIGN IDEAS LTD·Filed 2018·Application pending·0 cites
- 0947US2020027372A1Mathematical learning rodsCREATIVE DESIGN IDEAS LTD·Filed 2018·Application pending·0 cites
- 1041USD759766SToy elementCREATIVE DESIGN IDEAS LTD·Filed 2015·Granted Jun 21, 2016·3 cites·1 claims
- 1127US2001010992A1Constructional elementPOLYDRON INTERNAT LTD·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →