Inventor · disambiguated record
Gerald W. Spessard
Also filed as: SPESSARD GERALD W
3 granted patents·84 citations·filing 1993–2013
74Inventor score
Technology areasA63B
Top patents by PatentIndex Score
3 records- 0171US9352208B2Electronic home plate for baseball and softball games and method for automatic determination of presence, position and speed of a ball relative to the strike zoneUNIV MARYLAND·Filed 2013·Granted May 31, 2016·10 cites·26 claims
- 0260US5911308ASports safety maskFiled 1998·Granted Jun 15, 1999·43 cites·17 claims
- 0352US5335371ABaseball infielder's maskSPESSARD GERALD W·Filed 1993·Granted Aug 9, 1994·31 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →