DP

Dorothy C. Prem

TO The Standard Oil: 3 patents #139 of 601Top 25%
SO Sohio: 1 patents #4 of 11Top 40%
📍 Sagamore Hills, OH: #31 of 115 inventorsTop 30%
🗺 Ohio: #18,857 of 73,341 inventorsTop 30%
Overall (All Time): #1,307,515 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4504605 Film-forming olefinic nitrile polymer latex and method of preparing same June T. Duke, Herbert F. Mazeke 1985-03-12
4450254 Impact improvement of high nitrile resins Ralph E. Isley, June T. Duke 1984-05-22
4351756 Rubber-modified high nitrile copolymers with improved impact resistance June T. Duke, Ralph E. Isley 1982-09-28
4244852 Rubber-modified high nitrile copolymers with improved impact resistance June T. Duke, Ralph E. Isley 1981-01-13