Inventor · disambiguated record
Maria Zipf
Also filed as: ZIPF MARIA
5 granted patents·20 citations·filing 2015–2015
75Inventor score
Files withZIPF MARIA5
Top patents by PatentIndex Score
5 records- 0154USD775696STactile toy for infantsZIPF MARIA·Filed 2015·Granted Jan 3, 2017·8 cites·1 claims
- 0254USD775695STactile toy for infantsZIPF MARIA·Filed 2015·Granted Jan 3, 2017·8 cites·1 claims
- 0333USD775697STactile toy for infantsZIPF MARIA·Filed 2015·Granted Jan 3, 2017·2 cites·1 claims
- 0433USD765811STactile toy for infantsZIPF MARIA·Filed 2015·Granted Sep 6, 2016·2 cites·1 claims
- 0525USD774147STactile toy for infantsZIPF MARIA·Filed 2015·Granted Dec 13, 2016·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →