WS

William J. Dietrich, Sr.

DC Dmi Companies: 26 patents #1 of 17Top 6%
CG Case Gmbh: 8 patents #30 of 504Top 6%
CA Cnh America: 3 patents #177 of 777Top 25%
CA Cnh Industrial America: 1 patents #867 of 1,456Top 60%
📍 Goodfield, IL: #1 of 17 inventorsTop 6%
🗺 Illinois: #1,032 of 84,256 inventorsTop 2%
Overall (All Time): #68,077 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
4596199 Single blade sealer for fertilizer applicator Dean A. Knobloch, Cary L. Sizelove 1986-06-24
4592294 Knife applicator for dry and liquid fertilizer Dean A. Knobloch, Cary L. Sizelove 1986-06-03
4582023 Livestock self-feeder Dennis J. Zumbahlen, Vincent J. Zumbahlen, Cary L. Sizelove 1986-04-15
4574715 Agricultural fertilizer applicator Cary L. Sizelove, Dean A. Knobloch 1986-03-11
4548277 Spring reset mechanism for tillage tool Cary L. Sizelove 1985-10-22
4546832 Agricultural implement with spring cushion for vertically adjustable subframe Cary L. Sizelove 1985-10-15
4542793 One-pass complete tillage system 1985-09-24
4538689 Subsoil plow point 1985-09-03
4535849 Implement with horizontal linkage depth control 1985-08-20
4454920 High speed tillage system with discs and plow points 1984-06-19
4446924 High speed tillage system with discs and plow points 1984-05-08
4444271 Tillage apparatus with independent depth adjustment 1984-04-24
4418761 Adjustable tillage implement positioning apparatus Cary L. Sizelove 1983-12-06
4403662 One-pass complete tillage system 1983-09-13
4397475 Bumper hitch with universal mounting support Michael G. Kovach 1983-08-09
4381823 Combination fertilizer applicator and tillage implement with adjustable sweep assemblies 1983-05-03
4282935 Multiple section, adjustable width plow 1981-08-11
4279311 High speed tiller with widely spaced discs 1981-07-21
4245706 One-pass complete tillage system 1981-01-20