John Holtzman

📍 Chesterfield, MO: #1,900 of 6,461 inventorsTop 30%

🗺 Missouri: #6,609 of 23,789 inventorsTop 30%

Overall (All Time): #1,387,718 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
11594896	Charger extension device	—	2023-02-28
11527856	Charger extension device	—	2022-12-13
11081848	Charger extension device	—	2021-08-03