9407 acc9407 a101313 41768829080792 h.r. Dear Mr. Friedman: Inclosed herewith, in duplicate, is your joint appli­ cation for a patent entitled "System for Enciphering Facsimile". AKA Wolfe Frederick Friedman. During the 1950s, the US National Security Agency (NSA) had a secret deal with Boris Hagelin, the owner of Crypto AG, that controlled to which countries he could sell unreadable 1 equipment. Publication Date: 06/03/1958 . Cryptography pioneer. Mr. William F. Friedman, 400 Lee Boulevard, Arlington, Virginia. Filing Date: 06/27/1956 . Military service: US Army (1918-41, to Lt. William Friedman was born in Russia, and came to America with his family while he was still an infant. It was known as the Gentleman's Agreement.During the 1950s, NSA 's chief cryptologist William Friedman visited Hagelin a number of times to negotiate and alter the terms of the agreement. US9707126B2 US13/665,495 US201213665495A US9707126B2 US 9707126 B2 US9707126 B2 US 9707126B2 US 201213665495 A US201213665495 A US 201213665495A US 9707126 B2 US9707126 B2 US 9707126B2 Authority US United States Prior art keywords cornea riboflavin linking corneal oxygen Prior art date 2009-10-21 Legal status (The legal status is an assumption and is not a legal conclusion. The family requests that, instead of flowers, donations be made to the UCLA Foundation for the William F. Friedman Memorial Fund, David Geffen … Login Sign up Search Expert Search ... William, Friedman . William F. Friedman's 151 research works with 3,767 citations and 918 reads, including: Age-Dependent Changes in the Effects of Amiodarone on Rabbit Cardiac Myocyte Contractions Complete Patent Searching Database and Patent Data Analytics Services. Application Number: US59556956A . Birthplace: Kishinev, Russia Location of death: Washington, DC Cause of death: Heart Failure Re. Friedman Patent Application - Cryptographic Apparatus Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman William F. Friedman NSA Collection 142 142 5728 "for the relief of william f. friedman"; questions for nsa from the patents division of the jagc 12/18/1952 1 9407 ACC9407 A101324 41768859080795 DRAFT LETTER FROM AFSA TO THE JUDGE ADVOCATE GENERAL; RESPONDS TO QUERIES REGARDING FRIEDMAN'S WORK RAISED BY JAG LETTER OF 5 JULY 1951 1/25/1952 5 William Friedman led the team that cracked the Purple cipher, a Japanese cipher used to cloak high level diplomatic communications during World War II. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) That patent was finally issued around (IIRC) 2010, when material relating to rotor machines was no longer considered relevant to future security needs and the patent’s subject material was declassified. William Friedman (NSA cipher bureau chief) filed for a patent in 1943 on a particular design for a rotor cipher machine. Currently, William lives in Chapel Hill, NC. 1930-10-14 Filing date 1930-10-14 Publication date 1932-04-05 William Friedman, born Wolf Friedman, also happens to have a Romanian connection. Willia H Friedman, William H Friedma, William H Friedman, William Herbert Friedma and William Herbert Friedman are some of the alias or nicknames that William has used. Cmdr.) William Friedman. Friedman William Original Assignee Friedman William Priority date (The priority date is an assumption and is not a legal conclusion. Summary: William Friedman's birthday is 05/16/1933 and is 87 years old. It comprises Petition, Specification, Oath, As~ignment, License and a photostatic copy of the drawing.