JF

John W. Froeb

Illinois Tool Works: 2 patents #1,548 of 4,258Top 40%
RC Robertshaw Controls: 2 patents #114 of 302Top 40%
PA Parker-Hannifin: 1 patents #643 of 1,656Top 40%
📍 Evanston, IL: #366 of 1,719 inventorsTop 25%
🗺 Illinois: #17,877 of 84,256 inventorsTop 25%
Overall (All Time): #1,016,249 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8094435 Modular high-power drive stack system and method Jeremy Charles Howes, David Levett 2012-01-10
4728755 Rotary switch construction and method of making the same Daniel L. Fowler 1988-03-01
4625084 Rotary switch construction and method of making the same Daniel L. Fowler 1986-11-25
4599605 Electrical encoding device Donald D. Mondul 1986-07-08
4479392 Force transducer Keith A. Engstrom 1984-10-30