Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel Jenner Lichtenwalner — 52 Patents

WOWolfspeed: 34 patents #1 of 187Top 1%
CRCree: 18 patents #93 of 639Top 15%
Raleigh, NC: #101 of 6,378 inventorsTop 2%
North Carolina: #531 of 45,564 inventorsTop 2%
Overall (All Time): #50,240 of 4,157,543Top 2%
52 Patents All Time
Daniel Jenner Lichtenwalner has been granted 52 US patents while listed as an inventor at Wolfspeed. The first was granted in 2015 and the most recent in September 2025. Daniel Jenner Lichtenwalner ranks #50,240 of 4,157,543 US inventors in our database (top 1.2%). Patent records list Daniel Jenner Lichtenwalner in Raleigh, NC, US.

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12408360 Vertical power devices having mesas and etched trenches therebetween Sei-Hyung Ryu 2025-09-02
12376319 Support shield structures for trenched semiconductor devices Woongsun Kim, Naeem Islam, Madankumar Sampath, Sei-Hyung Ryu 2025-07-29
12289906 Vertical power devices fabricated using implanted methods Sei-Hyung Ryu, Arman Ur Rashid 2025-04-29
12279448 Trench bottom shielding methods and approaches for trenched semiconductor device structures Woongsun Kim, Naeem Islam, Sei-Hyung Ryu 2025-04-15
12278284 Power semiconductor devices including a trenched gate and methods of forming such devices Sei-Hyung Ryu, Naeem Islam, Woongsun Kim, Matthew N. McCain, Joe W. McPherson 2025-04-15
12176423 FinFET power semiconductor devices Naeem Islam, Woongsun Kim, Sei-Hyung Ryu 2024-12-24 $24,953,000
12159909 Power semiconductor device with reduced strain Edward Robert Van Brunt, Thomas E. Harrington, III, Shadi Sabri, Brett Hull, Brice McPherson +1 more 2024-12-03 $32,549,000
12094876 Conduction enhancement layers for electrical contact regions in power devices Woongsun Kim 2024-09-17 $10,178,000
12094926 Sidewall dopant shielding methods and approaches for trenched semiconductor device structures Naeem Islam, Woongsun Kim, Sei-Hyung Ryu 2024-09-17 $10,178,000
12087854 Vertical semiconductor device with improved ruggedness Sei-Hyung Ryu, Kijeong Han, Edward Robert Van Brunt 2024-09-10 $9,201,000
12080790 Power semiconductor devices including angled gate trenches Woongsun Kim, Sei-Hyung Ryu, Naeem Islam 2024-09-03 $10,837,000
12057389 Transistor semiconductor die with increased active area Edward Robert Van Brunt 2024-08-06 $15,265,000
12009389 Edge termination for power semiconductor devices and related fabrication methods Woongsun Kim, Sei-Hyung Ryu, Naeem Islam 2024-06-11 $30,085,000
11990543 Power transistor with soft recovery body diode Kijeong Han, Sei-Hyung Ryu 2024-05-21 $53,793,000
RE49913 Vertical power transistor device Vipindas Pala, Anant Agarwal, Lin Cheng, John Williams Palmour 2024-04-09
11929420 Power semiconductor devices having multilayer gate dielectric layers that include an etch stop/field control layer and methods of forming such devices 2024-03-12 $27,421,000
11894455 Vertical power devices fabricated using implanted methods Sei-Hyung Ryu, Arman Ur Rashid 2024-02-06 $55,739,000
11869948 Power semiconductor device with reduced strain Edward Robert Van Brunt, Thomas E. Harrington, III, Shadi Sabri, Brett Hull, Brice McPherson +1 more 2024-01-09 $35,680,000
11837657 Gate trench power semiconductor devices having improved deep shield connection patterns Naeem Islam, Woongsun Kim, Sei-Hyung Ryu 2023-12-05 $18,968,000
11837629 Power semiconductor devices having gate trenches and buried edge terminations and related methods Edward Robert Van Brunt, Brett Hull 2023-12-05 $18,968,000
11791378 Superjunction power semiconductor devices formed via ion implantation channeling techniques and related methods Edward Robert Van Brunt, Alexander V. Suvorov, Vipindas Pala, Qingchun Zhang 2023-10-17 $21,302,000
11769827 Power transistor with soft recovery body diode Kijeong Han, Sei-Hyung Ryu 2023-09-26 $23,073,000
11764295 Gate trench power semiconductor devices having improved deep shield connection patterns Woongsun Kim, Sei-Hyung Ryu, Naeem Islam 2023-09-19 $67,118,000
11682709 Interface layer control methods for semiconductor power devices and semiconductor devices formed thereof 2023-06-20 $49,893,000
11664434 Semiconductor power devices having multiple gate trenches and methods of forming such devices Woongsun Kim, Sei-Hyung Ryu, Naeem Islam 2023-05-30 $23,376,000