Earl W. Ostler

AS Agri Systems: 4 patents #1 of 2Top 50%

📍 Billings, MT: #27 of 273 inventorsTop 10%

🗺 Montana: #553 of 3,198 inventorsTop 20%

Overall (All Time): #1,308,723 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
4461240	Animal monitoring apparatus	—	1984-07-24
4461241	Automatic animal monitoring apparatus	—	1984-07-24
4350118	Automatic feeding apparatus	—	1982-09-21
4350119	Animal feeding apparatus	—	1982-09-21