Inventor · disambiguated record
Stephen Perrin Robinson
Also filed as: ROBINSON STEPHEN P · ROBINSON STEPHEN PERRIN
3 granted patents·13 citations·filing 1975–1977
62Inventor score
Top patents by PatentIndex Score
3 records- 0156US4004276ATelephone answering machinesANSAFONE LTD·Filed 1975·Granted Jan 18, 1977·9 cites·14 claims
- 0226US4006312ASound recording and reproducing machinesRUBENSTEIN LEONARD·Filed 1975·Granted Feb 1, 1977·4 cites·9 claims
- 0325US4134141ARecording and reproducing meansANSAFONE LTD·Filed 1977·Granted Jan 9, 1979·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →