AC

Ashok Challa

FS Fairchild Semiconductor: 38 patents #7 of 715Top 1%
ON onsemi: 2 patents #740 of 1,901Top 40%
Overall (All Time): #78,878 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 25 most recent of 40 patents

Patent #TitleCo-InventorsDate
12051967 Integrated transistor and resistor-diode-capacitor snubber Dean E. Probst, Joseph A. Yedinak, Balaji Padmanabhan, Peter A. Burke, Jeffery A. Neuls 2024-07-30
10868113 Trench-based power semiconductor devices with increased breakdown voltage characteristics Joseph A. Yedinak, Dean E. Probst, Daniel M. Kinzer 2020-12-15
10396216 Device including a sidewall Schottky interface Yi-Nan Su, Tirthajyoti Sarkar, Min Kyung Ko 2019-08-27
9748329 Trench-based power semiconductor devices with increased breakdown voltage characteristics Joseph A. Yedinak 2017-08-29
9679890 Junction-less insulated gate current limiter device Tirthajyoti Sarkar, Adrian Mikolajczak, Ihsiu Ho 2017-06-13
9391193 Trench-based power semiconductor devices with increased breakdown voltage characteristics Joseph A. Yedinak, Daniel M. Kinzer, Dean E. Probst, Daniel Calafut 2016-07-12
9293526 Trench-based power semiconductor devices with increased breakdown voltage characteristics Joseph A. Yedinak, Dean E. Probst 2016-03-22
9018700 Direct-drain trench FET with source and drain isolation 2015-04-28
8963212 Trench-based power semiconductor devices with increased breakdown voltage characteristics Joseph A. Yedinak, Daniel M. Kinzer, Dean E. Probst, Daniel Calafut 2015-02-24
8936985 Methods related to power semiconductor devices with thick bottom oxide layers Alan Elbanhawy, Dean E. Probst, Steven Sapp, Peter H. Wilson, Babak S. Sani +7 more 2015-01-20
8803207 Shielded gate field effect transistors Thomas E. Grebs, Nathan Kraft, Rodney S. Ridley, Gary M. Dolny, Joseph A. Yedinak +1 more 2014-08-12
8786045 Power semiconductor devices having termination structures Jaegil LEE, Jinyoung Jung, Hocheol Jang 2014-07-22
8742401 Field effect transistor with gated and non-gated trenches Hamza Yilmaz, Daniel Calafut, Steven Sapp, Nathan Kraft 2014-06-03
8710584 FET device having ultra-low on-resistance and low gate charge Izak Bencuya, Brian Mo 2014-04-29
8598654 MOSFET device with thick trench bottom oxide Chanho Park, Ritu Sodhi 2013-12-03
8592895 Field effect transistor with source, heavy body region and shielded gate Hamza Yilmaz, Daniel Calafut, Steven Sapp, Nathan Kraft 2013-11-26
8564024 Trench-based power semiconductor devices with increased breakdown voltage characteristics Joseph A. Yedinak, Daniel M. Kinzer, Dean E. Probst 2013-10-22
8304829 Trench-based power semiconductor devices with increased breakdown voltage characteristics Joseph A. Yedinak 2012-11-06
8193570 Synchronous buck converter using shielded gate field effect transistors Steven Sapp, Christopher Boguslaw Kocon 2012-06-05
8193581 Trench-based power semiconductor devices with increased breakdown voltage characteristics Joseph A. Yedinak, Dean E. Probst, Daniel Calafut 2012-06-05
8143124 Methods of making power semiconductor devices with thick bottom oxide layer Alan Elbanhawy, Dean E. Probst, Steven Sapp, Peter H. Wilson, Babak S. Sani +7 more 2012-03-27
8101484 Method of forming a FET having ultra-low on-resistance and low gate charge Izak Bencuya, Brian Mo 2012-01-24
8072027 3D channel architecture for semiconductor devices Suku Kim, Dan Calafut, Ihsiu Ho, Dan Kinzer, Steven Sapp +2 more 2011-12-06
7982265 Trenched shield gate power semiconductor devices and methods of manufacture Alan Elbanhawy, Steven Sapp, Peter H. Wilson, Babak S. Sani, Christopher Boguslaw Kocon 2011-07-19
7855415 Power semiconductor devices having termination structures and methods of manufacture Jaegil LEE, Jinyoung Jung, Hocheol Jang 2010-12-21