Mark James Gruenwald

UN Unknown: 1 patents #29,356 of 83,584Top 40%

📍 Germantown, WI: #134 of 294 inventorsTop 50%

🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%

Overall (All Time): #2,068,718 of 4,157,543Top 50%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
8403776	Unbreakable golf tee with flexible shaft	—	2013-03-26
4556245	Carrying handle assembly for a diving tank	—	1985-12-03