TS

Thomas H. Holtgrefe, Sr.

📍 Cincinnati, OH: #2,297 of 8,043 inventorsTop 30%
🗺 Ohio: #18,857 of 73,341 inventorsTop 30%
Overall (All Time): #1,254,628 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7204053 Mole trap — 2007-04-17
7104005 Mole trap — 2006-09-12
4765087 Mole trap — 1988-08-23
4583316 Animal trap — 1986-04-22