Inventor · disambiguated record
Roy A. Fredrickson
Also filed as: FREDRICKSON ROY A
4 granted patents·57 citations·filing 1988–2017
73Inventor score
Top patents by PatentIndex Score
4 records- 0183US4878521AApparatus for parting and pasting battery plate gridsMAC ENG & EQUIP·Filed 1988·Granted Nov 7, 1989·48 cites·19 claims
- 0280US10388942B2Battery grid pasting machineMAC ENG AND EQUIPMENT COMPANY INC·Filed 2017·Granted Aug 20, 2019·3 cites·14 claims
- 0377US8272408B2Pasting apparatus and methodFREDRICKSON ROY A·Filed 2008·Granted Sep 25, 2012·6 cites·32 claims
- 0456US8375997B2Pasting apparatus and methodMAC ENG & EQUIP·Filed 2012·Granted Feb 19, 2013·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →