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USPTO Patent Rankings Data through Dec 31, 2025
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John A. Low — 4 Patents

AGAgri-Tech: 3 patents #2 of 11Top 20%
Maurertown, VA: #2 of 5 inventorsTop 40%
Virginia: #7,565 of 34,511 inventorsTop 25%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
John A. Low has been granted 4 US patents while listed as an inventor at Agri-Tech. The first was granted in 1991 and the most recent in March 2004. John A. Low ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list John A. Low in Maurertown, VA, US.

Patents per Year

Patents granted per year, 1991 to 2004Bar chart with a peak of 2 patents in 1992.peak 21991: 1 patents19911992: 2 patents19922004: 1 patents2004

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D487909 Balloon with a sound chip 2004-03-30
5170880 Soft drop singulating device 1992-12-15
5121635 Fruit sizer Robert A. Coffelt, Tracy J. Kahl 1992-06-16
5009307 Safety device for conveyor systems Lynn C. Chance 1991-04-23