JH

John P. Hoffman

Caterpillar: 5 patents #2 of 194Top 2%
BS Bethlehem Steel: 3 patents #1 of 14Top 8%
📍 Peoria, IL: #1 of 79 inventorsTop 2%
🗺 Illinois: #9 of 4,484 inventorsTop 1%
Overall (1994): #799 of 165,921Top 1%
8
Patents 1994

Issued Patents 1994

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5374917 Computerized monitoring system having a programmable gauge Ricky D. Vance, Dennis A. Barney, Joseph G. Kozlevcar 1994-12-20
5371487 Method and apparatus for indicating a changed condition Ricky D. Vance, Dennis A. Barney 1994-12-06
5369392 Method and apparatus for indicating faults in switch-type inputs Ricky D. Vance 1994-11-29
5361059 Method and apparatus for modifying the functionality of a gauge Ricky D. Vance, Dennis A. Barney, Joseph G. Kozlevcar 1994-11-01
5337470 Method and apparatus for removing a nozzle insert from a steelmaking ladle Alvin M. Nestler, Edward T. Witek, Donald J. Idstein 1994-08-16
5335896 Nozzle insert for a steelmaking ladle Donald J. Idstein, Harry J. Beesley 1994-08-09
5327344 Method and apparatus for reconfiguring a computerized monitoring system Ricky D. Vance, Dennis A. Barney, Joseph G. Kozlevcar 1994-07-05
5321875 Well block centering tool Alvin M. Nestler, Donald J. Idstein 1994-06-21