Dwight Isbell

Dwight E. Isbell
Born	23 May 1929 Seattle, Washington
Died	19 August 2011
Residence	Sequim, Washington
Citizenship	United States
Nationality	United States
Institutions	University of Illinois and Boeing
Alma mater	University of Illinois
Academic advisors	Raymond DuHamel
Known for	Co-inventor of the Log-periodic antenna

Dwight Isbell is a radio engineer, I.E.E.E antennas and propagation fellow, and co-inventor of the Log-periodic antenna while a student at the University of Illinois under Raymond DuHamel.^[1] The log periodic antenna made possible broadband reception of color television signals. He is notable for the invention of antenna, and the resulting lawsuits regarding the antenna.^[2]

The invention of the antenna and the patents were widely ignored by Channel Master, and Blonder-Tongue, and resulted in the precedent setting Blonder Tongue doctrine of "Judicial Economy" which bars defendants of patents from that have been previously ruled invalid (changing the Triplett v. Lowe precedent).

References

1. ^ ECE Alumni News. "Electrical and Computer Engineering Alumni News", Volume XXXVIII, Summer 2004. Retrieved on May 6th, 2010.
2. ^ Supreme Court Record. "BLONDER TONGUE V. UNIVERSITY OF ILLINOIS FOUND., 402 U. S. 313", US Supreme Court, 1971. Retrieved on May 6th, 2010.

Persondata
Name	Isbell, Dwight
Alternative names
Short description
Date of birth	23 May 1929
Place of birth	Seattle, Washington
Date of death
Place of death