HC

Howard W. Christie

MI Midwest Research Institute: 2 patents #83 of 315Top 30%
HP H. C. Price: 1 patents #4 of 11Top 40%
📍 Kansas City, MO: #335 of 1,876 inventorsTop 20%
🗺 Missouri: #5,256 of 23,789 inventorsTop 25%
Overall (All Time): #1,303,678 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4876323 .alpha.-substituted acrylic acid esters, their polymers and method of synthesizing same James F. Engel, Thomas J. Byerley 1989-10-24
4704466 .alpha.-substituted acrylic acid esters James F. Engel, Thomas J. Byerley 1987-11-03
4493162 Seed coating composition and method Ervin C. Langan 1985-01-15
4249477 Apparatus for use in coating longitudinally welded pipe Walter D. Hodge 1981-02-10