Inventor · disambiguated record
Willem Polak
Also filed as: POLAK WILLEM
1 granted patent·3 pending applications·1 citations·filing 2003–2014
18Inventor score
Technology areasG07F
Top patents by PatentIndex Score
4 records- 0154US8167702B2Prepaid wagering cardPOLAK WILLEM·Filed 2009·Granted May 1, 2012·1 cites·20 claims
- 0239US2005130736A1Prepaid wagering cardLOTTOFONE INC·Filed 2003·Application pending·0 cites
- 0337US2012172104A1Prepaid wagering cardPOLAK WILLEM·Filed 2012·Application pending·0 cites
- 0433US2014148237A1Prepaid wagering cardLOTTOFONE INC·Filed 2014·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Willem Polak files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →