Robert Alan Hamm — 17 Patents at AT&T

Robert Alan Hamm has been granted 17 US patents while listed as an inventor at AT&T. The first was granted in 1980 and the most recent in February 2005. Robert Alan Hamm ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Robert Alan Hamm in Bellevue, WA, US.

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6855613	Method of fabricating a heterojunction bipolar transistor	Rose Kopf, Robert William Ryan, Alaric Tate, Yu-Chi Wang	2005-02-15
6317444	Optical device including carbon-doped contact layers	Utpal Kumar Chakrabarti, Joseph Brian Seiler, Gleb E. Shtengel, Lawrence Smith	2001-11-13	$10,220,000
6294018	Alignment techniques for epitaxial growth processes	Rose Kopf, Christopher James Pinzone, Robert William Ryan, Alaric Tate	2001-09-25	$30,538,000
6165859	Method for making InP heterostructure devices	Rose Kopf, Robert William Ryan, Alaric Tate	2000-12-26	$28,470,000
6156665	Trilayer lift-off process for semiconductor device metallization	Rose Kopf, Robert William Ryan	2000-12-05	$30,036,000
6139995	Method of manufacturing schottky gate transistor utilizing alignment techniques with multiple photoresist layers	Jinwook Burm, Rose Kopf, Robert William Ryan, Alaric Tate	2000-10-31	$27,455,000
6042975	Alignment techniques for photolithography utilizing multiple photoresist layers	Jinwook Burm, Rose Kopf, Robert William Ryan, Alaric Tate	2000-03-28	$96,697,000
5932379	Repairing fractured wafers in semiconductor manufacturing	Jinwook Burm, Rose Kopf, Robert William Ryan, Alaric Tate	1999-08-03	$105,702,000
5907165	INP heterostructure devices	Rose Kopf, Robert William Ryan, Alaric Tate	1999-05-25	$69,926,000
5773318	In-situ technique for cleaving crystals	Naresh Chand	1998-06-30	$48,916,000
4939102	Method of growing III-V semiconductor layers with high effective hole concentration	Roger Malik, Morton B. Panish, John Walker	1990-07-03	$95,542,000
4667905	High strength to weight horizontal and vertical aircraft stabilizer	Uri Soudak	1987-05-26	$5,834,000
4452657	Composite integral web stiffening method	—	1984-06-05	$13,508,000
4406633	Power take-off gearing for assembly at a marine vessel drive or propulsion system	—	1983-09-27
4331723	Advanced composite	—	1982-05-25	$1,842,000
4278485	Method of forming composite wound structure	Philip C. Whitener	1981-07-14	$3,374,000
4230293	Composite structure and method of making	Philip C. Whitener	1980-10-28	$7,253,000

Robert Alan Hamm — 17 Patents

Issued Patents All Time

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