HR

Herbert R. Robertson

📍 Toledo, OH: #529 of 1,470 inventorsTop 40%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,318,679 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5044958 Method for planning and controlling diet Joan E. Robertson 1991-09-03
4979901 Method and apparatus for planning and controlling diet Joan E. Robertson 1990-12-25