Inventor · disambiguated record
Matthew Evan Polstein
Also filed as: POLSTEIN MATTHEW · POLSTEIN MATTHEW EVAN
1 granted patent·5 pending applications·10 citations·filing 2008–2015
33Inventor score
Top patents by PatentIndex Score
6 records- 0146USD603102SProtective fielders face guard for softball and baseballPOLSTEIN MICHAEL·Filed 2008·Granted Oct 27, 2009·10 cites·1 claims
- 0241US2012210482A1Face guard frame, system and methodPOLSTEIN MATTHEW EVAN·Filed 2012·Application pending·0 cites
- 0339US2012158523A1Online order, fulfillment, and payment distribution system where a product or service is sold to a customer or end user, and a portion of that sale's revenue or profit is distributed to an independent third party not involved in the sale or fulfillment of the orderPOLSTEIN JASON MICHAEL·Filed 2010·Application pending·0 cites
- 0433US2011225708A1Method and device of a plate for providing a surface for attachment of a chin pad on a baseball or softball fielders face mask.POLSTEIN MATTHEW EVAN·Filed 2010·Application pending·0 cites
- 0533US2012159696A1Method and device for providing an opening on a head strap on a Baseball or Softball sports protective face mask to permit a person to tie back their hair or wear a ponytail style while properly securing the head strapPOLSTEIN MATTHEW EVAN·Filed 2010·Application pending·0 cites
- 0629US2016158619A1Instrumented softball or baseball bat and bat knob and system for monitoring a bat swingRIP IT HOLDINGS LLC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →