GA

George Duncan McRae Arnold

UA Unipat Ag: 18 patents #2 of 7Top 30%
HL Hydro-Thoma Limited: 12 patents #2 of 2Top 100%
Overall (All Time): #108,970 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
5078659 Variable speed transaxle Roland L. von Kaler, Dale I. Havens, Christian Thoma 1992-01-07
5042252 Neutral shifting mechanism for hydrostatic transmission Dale I. Havens, Norman E. Jolliff 1991-08-27
4979583 Variable speed transaxle Christian Thoma 1990-12-25
4843818 Rotary hydrostatic machines or transmissions Christian Thoma 1989-07-04
4691512 Rotary hydrostatic machines or transmissions Christian Thoma, Arthur A. Blair 1987-09-08
4686829 Rotary hydrostatic radial piston machines Christian Thoma 1987-08-18
4635535 Hydraulic radial piston machines Christian Thoma 1987-01-13
4526064 Motion transmitting devices John C. Carden, Panayotis C. Dimitracopoulos 1985-07-02