Abbas Behfar-Rad — 11 Patents at IBM

Abbas Behfar-Rad has been granted 11 US patents while listed as an inventor at IBM. The first was granted in 1989 and the most recent in January 1997. Abbas Behfar-Rad ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Abbas Behfar-Rad in Ithaca, NY, US.

Patents per Year

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5594749	Semiconductor laser with low vertical far-field	Christoph Harder, Heinz P. Meier	1997-01-14	$25,282,000
5532608	Ceramic probe card and method for reducing leakage current	Charles H. Perry, Krishna G. Sachdev	1996-07-02	$7,228,000
5376582	Planar, topology-free, single-mode, high-power semiconductor quantum-well laser with non-absorbing mirrors and current confinement	Christoph Harder, Heinz P. Meier	1994-12-27	$9,783,000
5311539	Roughened sidewall ridge for high power fundamental mode semiconductor ridge waveguide laser operation	Mark E. Jost, Christoph Harder	1994-05-10	$11,600,000
5307357	Protection means for ridge waveguide laser structures using thick organic films	Mark E. Jost, Ranee W. Kwong, Peter Kwan	1994-04-26	$7,965,000
5301202	Semiconductor ridge waveguide laser with asymmetrical cladding	Christoph Harder, Sridhar Iyer, Heinz P. Meier, Alfred Phillips, Jr.	1994-04-05	$5,023,000
5132983	Optical logic using semiconductor ring lasers	—	1992-07-21
5075743	Quantum well optical device on silicon	—	1991-12-24
5031190	Optical logic using semiconductor ring lasers	—	1991-07-09
4924476	Traveling wave semi-conductor laser	S. Simon Wong	1990-05-08
4851368	Method of making travelling wave semi-conductor laser	S. Simon Wong	1989-07-25

Abbas Behfar-Rad — 11 Patents

Patents per Year

Issued Patents All Time

Patent Widget