DM

David V. Mollenhoff

📍 Madison, WI: #979 of 4,527 inventorsTop 25%
🗺 Wisconsin: #9,054 of 40,088 inventorsTop 25%
Overall (All Time): #1,062,452 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D311298 Hot beverage maker 1990-10-16
D310931 Hot beverage maker or the like 1990-10-02
D294885 Electric toothbrush 1988-03-29
4704954 Drip coffee maker 1987-11-10
4603448 Rotary electric toothbrush Frederic H. Middleton, Theodore L. Taylor, Thomas N. Vaughn 1986-08-05