Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DO

Donald R. Oehrlein

HMHogan Mfg.: 1 patents #1 of 2Top 50%
Oakdale, CA: #2 of 6 inventorsTop 35%
California: #8,284 of 26,763 inventorsTop 35%
Overall (2002): #227,451 of 266,432Top 90%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6431407 Container filling device Jeff Hogan 2002-08-13