DD

Donna L. Day

KO Kohler: 2 patents #490 of 998Top 50%
📍 Sheboygan, WI: #278 of 549 inventorsTop 55%
🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%
Overall (All Time): #2,247,207 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5879477 Reduced lead bismuth yellow brass Roland L. Ruetz, Jan V. Vojta 1999-03-09
5360591 Reduced lead bismuth yellow brass Roland L. Ruetz, Jan V. Vojta 1994-11-01