JB

James D. Braatz

AE Aaa Sales & Engineering: 3 patents #4 of 16Top 25%
PM Precision Rail And Mfg.: 3 patents #1 of 13Top 8%
NS National Semiconductor: 2 patents #867 of 2,238Top 40%
Overall (All Time): #611,938 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11964686 Switch devices and methods for moving switch rails David Dworschack 2024-04-23
11352032 Universal retarder system for railway cars Donald Christopher Noll, William D. Straub 2022-06-07
11124171 Systems and methods for making a modular railroad retarder control system Richard E. Futter, Jr. 2021-09-21
7483683 Harmonic rejection gated-switching mixer Hee Wong, Michael Schwartz, Shu-Ing Ju 2009-01-27
7325567 Pneumatic retarder acutator valve Thomas J. Heyden, Lowell B. Ziese 2008-02-05
7299025 Harmonic rejection gated-switching mixer Hee Wong, Michael Schwartz, Shu-Ing Ju 2007-11-20
7140698 Hydraulic control and operation system for a railroad car retarder Lowell B. Ziese, Richard C. Bohme 2006-11-28
6422519 Railroad track switch operator 2002-07-23