DJ

Donald M. Berlin, Jr.

II Intermatic Incorporated: 3 patents #21 of 72Top 30%
EA Eaton: 2 patents #1,243 of 3,708Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 McHenry, IL: #64 of 350 inventorsTop 20%
🗺 Illinois: #15,122 of 84,256 inventorsTop 20%
Overall (All Time): #886,273 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5894175 Photo-control apparatus and circuit Rudolph W. Janda, Steve G. Baker 1999-04-13
5280135 Outdoor electrical outlet cover Julius R. Rosenski 1994-01-18
D342233 Outdoor electrical outlet cover Julius R. Rosenski 1993-12-14
4280682 Cam actuated butterfly valve Keith E. Zukausky 1981-07-28
4262178 Calibration mechanism for a pressure switch 1981-04-14
4229680 Lamp life extender Clifford E. Mensing, Ole K. Nilssen 1980-10-21