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John Twynam — 35 Patents

Sharp Kabushiki Kaisha: 25 patents #603 of 10,731Top 6%

Infineon Technologies Ag: 7 patents #1,301 of 7,486Top 20%

LCLg Innotek Co.: 2 patents #1,100 of 2,133Top 55%

Regensburg, DE: #35 of 1,384 inventorsTop 3%

Overall (All Time): #96,288 of 4,157,543Top 3%

35 Patents All Time

John Twynam has been granted 35 US patents while listed as an inventor at Sharp Kabushiki Kaisha. The first was granted in 1993 and the most recent in October 2025. John Twynam ranks #96,288 of 4,157,543 US inventors in our database (top 2.3%). Patent records list John Twynam in Regensburg, DE.

Patents per Year

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #	Title	Co-Inventors	Date
12446285	Group III nitride-based transistor device	Helmut Brech	2025-10-14
12278275	Selective laser annealing method	Albert Birner, Rudolf Berger, Helmut Brech, Olaf Storbeck, Haifeng Sun	2025-04-15
12230689	Semiconductor device and method for fabricating a semiconductor wafer	Helmut Brech, Albert Birner	2025-02-18
12087830	Group III nitride device and method of fabricating a Group III nitride-based device	Albert Birner, Helmut Brech	2024-09-10
11929405	Group III nitride-based transistor device having a field plate	Albert Birner, Helmut Brech	2024-03-12
11869963	Semiconductor device and method of fabricating a semiconductor device	Albert Birner, Helmut Brech	2024-01-09
11581418	Selective thermal annealing method	Albert Birner, Rudolf Berger, Helmut Brech, Olaf Storbeck, Haifeng Sun	2023-02-14
11342451	Semiconductor device and method of fabricating a semiconductor device	Albert Birner, Helmut Brech	2022-05-24
10403723	Semiconductor device and semiconductor circuit including the device	—	2019-09-03
9825026	Semiconductor device and semiconductor circuit including the semiconductor device with enhanced current-voltage characteristics	—	2017-11-21
9269801	Normally-off-type heterojunction field-effect transistor	—	2016-02-23
8766275	Composite semiconductor device	Naoyasu Iketani, Tomohiro Nozawa, Yoshiaki Nozaki, Hiroshi Kawamura, Keiichi Sakuno	2014-07-01
8723224	Semiconductor device	Nobuyuki Ito	2014-05-13
8288796	Semiconductor device	Nobuyuki Ito	2012-10-16
8258544	Field-effect transistor	Tetsuzo Nagahisa	2012-09-04
8017977	Field effect transistor having recessed gate in compositional graded layer	—	2011-09-13
8004022	Field effect transistor	Norimasa Yafune	2011-08-23
7928480	Semiconductor device	Masaharu Yamashita	2011-04-19
7893461	Electronic device and heterojunction FET	—	2011-02-22
7759760	Semiconductor switching element and semiconductor circuit apparatus	Norimasa Yafune	2010-07-20
7733105	Voltage clamp circuit and semiconductor device, overcurrent protection circuit, voltage measurement probe, voltage measurement device and semiconductor evaluation device respectively using the same	Yoshiaki Nozaki, Hiroshi Kawamura, Masatomo Hasegawa	2010-06-08
7629632	Insulated-gate field effect transistor	—	2009-12-08
7566917	Electronic device and heterojunction FET	—	2009-07-28
7538364	Compound semiconductor FET	—	2009-05-26
7126171	Bipolar transistor	—	2006-10-24