Walter Grubmueller, Jr.

UN Unknown: 2 patents #12,644 of 83,584Top 20%

📍 Wien, AT: #603 of 3,624 inventorsTop 20%

Overall (All Time): #1,151,245 of 4,157,543Top 30%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
10902697	Roulette apparatus	—	2021-01-26
10803703	Gaming system	—	2020-10-13
10157517	Roulette apparatus and method to ensure unambiguous wheel positions	—	2018-12-18
9687740	Fixed odds lottery gaming system and method	—	2017-06-27