Inventor · disambiguated record
Dion Grotkowski
Also filed as: GROTKOWSKI DION
2 granted patents·2 pending applications·31 citations·filing 2007–2011
54Inventor score
Technology areasA63F
Top patents by PatentIndex Score
4 records- 0186US8074570B2Printing of lottery ticketsGROTKOWSKI DION·Filed 2007·Granted Dec 13, 2011·31 cites·21 claims
- 0251US2008122220A1Lottery ticket with taggant detection of scratchoffBRICKWOOD MICHAEL JOHN·Filed 2007·Application pending·0 cites
- 0347US8287003B2Lottery ticket with a registered holographic layerGROTKOWSKI DION·Filed 2009·Granted Oct 16, 2012·0 cites·13 claims
- 0436US2012104742A1Game ticketSCRYMGEOUR LYLE·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →