Thomas MacElwee — 24 Patents at Group Iv Semiconductor

Thomas MacElwee has been granted 24 US patents while listed as an inventor at Group Iv Semiconductor. The first was granted in 1987 and the most recent in August 2025. Thomas MacElwee ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list Thomas MacElwee in Honey Gables, ON, CA.

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12385953	Current sensing by using aging sense transistor	Lucas Andrew Milner, Marco A. Zuniga, Nan Xing, Robert W. Mounger, Edward MacRobbie +2 more	2025-08-12
12382652	Transistor structure using multiple two-dimensional channels	Marco A. Zuniga, Vineet UNNI, Claudio Canizares	2025-08-05
12352801	Wafer testing for current property of a power transistor	Iman ABDALI MASHHADI, Mohammad BOZORGI, Ting-Hsiang Hsu, Meng-ta You, Regina Inyangat AKUDO +1 more	2025-07-08
RE49603	GaN-on-Si semiconductor device structures for high current/ high voltage lateral GaN transistors and methods of fabrication thereof	Greg P. Klowak, Howard Tweddle	2023-08-08
11676899	Embedded packaging for high voltage, high temperature operation of power semiconductor devices	—	2023-06-13
10985259	GaN HEMT device structure and method of fabrication	—	2021-04-20
10796998	Embedded packaging for high voltage, high temperature operation of power semiconductor devices	—	2020-10-06
10283501	GaN-on-Si semiconductor device structures for high current/ high voltage lateral GaN transistors and methods of fabrication thereof	Greg P. Klowak, Howard Tweddle	2019-05-07
10249506	GaN-on-si semiconductor device structures for high current/ high voltage lateral GaN transistors and methods of fabrication thereof	Greg P. Klowak, Howard Tweddle	2019-04-02
8232611	High quality gate dielectric for semiconductor devices and method of formation thereof	Carla Miner, Marwan Albarghouti	2012-07-31
8198638	Light emitting device structure and process for fabrication thereof	Alasdair Rankin	2012-06-12
8093604	Engineered structure for solid-state light emitters	George Chik, Iain D. Calder, Steven Hill	2012-01-10
8089080	Engineered structure for high brightness solid-state light emitters	Iain D. Calder, Carla Miner, George Chik	2012-01-03
7923925	Light emitting device with a stopper layer structure	Jean-Paul Noel, Dean Ducharme, Yongbao Xin	2011-04-12
7888686	Pixel structure for a solid state light emitting device	George Chik, Iain D. Calder, E. Steven Hill	2011-02-15
7839467	Color Tuneable electroluminescent devices	Carla Miner, Stephen Naor, Howard Tweddle	2010-11-23
7800117	Pixel structure for a solid state light emitting device	George Chik, Iain D. Calder, E. Steven Hill	2010-09-21
7679102	Carbon passivation in solid-state light emitters	George Chik, Iain D. Calder, E. Steven Hill, Peter Mascher, Jacek Wojcik	2010-03-16
7616272	Electroluminescent films for backlighting liquid crystal displays	Carla Miner, Stephen Naor, Howard Tweddle	2009-11-10
5703980	Method for low-loss insertion of an optical signal from an optical fibre to a waveguide integrated on to a semiconductor wafer	Stephen Joseph Kovacic, Jugnu J. Ojha	1997-12-30	$72,034,000
5296726	High value resistive load for an integrated circuit	—	1994-03-22	$35,631,000
4804633	Silicon-on-insulator substrates annealed in polysilicon tube	Iain D. Calder	1989-02-14	$9,464,000
4680609	Structure and fabrication of vertically integrated CMOS logic gates	Iain D. Calder, Abdalla Aly Naem	1987-07-14	$3,557,000
4651408	Fabrication of stacked MOS devices utilizing lateral seeding and a plurality of separate implants at different energies	Iain D. Calder, James Jonathan White	1987-03-24	$6,033,000

Thomas MacElwee — 24 Patents

Issued Patents All Time

Patent Widget