CM

Charles Marshall

📍 Atherton, CA: #30 of 60 inventorsTop 50%
🗺 California: #19,344 of 55,090 inventorsTop 40%
Overall (2025): #424,478 of 469,880Top 95%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12301968 Optical filter assembly for image-capturing device Christopher Jordan Kraemer, Charles M. Marshall 2025-05-13