Doug Klassen

📍 Holland, MI: #577 of 1,299 inventorsTop 45%

🗺 Michigan: #35,034 of 86,293 inventorsTop 45%

Overall (All Time): #1,715,801 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
12315607	Portable non-volatile storage device for use in providing patient medical records regardless of patient's level of consciousness	—	2025-05-27
11097763	Sled for use in association with a waste container	—	2021-08-24