YC

Yun-Ko N. Chien

EA Eaton: 7 patents #411 of 3,708Top 15%
WE Westinghouse Electric: 3 patents #1,062 of 5,139Top 25%
📍 Murrysville, PA: #95 of 521 inventorsTop 20%
🗺 Pennsylvania: #8,192 of 74,527 inventorsTop 15%
Overall (All Time): #522,569 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7105764 Monolithic stationary conductor and current limiting power switch incorporating same Paul R. Rakus, Thomas C. Pendrick, John J. Shea, Michael B. Schulman 2006-09-12
7034642 Blow open moving contact assembly for electric power switching apparatus with a very high current interruption rating Paul R. Rakus, Thomas C. Pendrick, John J. Shea, Jeffrey A. Miller, Glen Charles Sisson +1 more 2006-04-25
6977568 Blow open moving contact assembly for electric power switching apparatus with a very high current interruption rating Paul R. Rakus, Thomas C. Pendrick, John J. Shea, Jeffrey A. Miller, Glen Charles Sisson +1 more 2005-12-20
6839209 Shorting switch and system to eliminate arcing faults in power distribution equipment John J. Shea 2005-01-04
5519558 Three phase throttle current technique Ralph Mason Ennis, James Alan Trax 1996-05-21
5471184 Circuit breaker Norman L. Ovick 1995-11-28
5341191 Molded case current limiting circuit breaker Ronald W. Crookston, Douglas C. Marks, Richard E. White, Andrew J. Male, Steven Castelein +3 more 1994-08-23
5196815 Miniature circuit breaker John J. Shea, Edmond F. Kowal, John A. Wafer 1993-03-23
4656446 Current limiting circuit breaker with series double break contact system per pole John A. Wafer 1987-04-07
4654614 Current limiting solenoid operated circuit breaker John A. Wafer, Walter V. Bratkowski 1987-03-31