Christopher Lehman | Researchain

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Featured researches published by Christopher Lehman.

Archive | 1998

Electronic content delivery system

Edgar Downs; George Gregory Gruse; Marco M. Hurtado; Christopher Lehman; Kenneth Louis Milsted; Jeffrey Bruce Lotspiech

Archive | 1999

Secure electronic content distribution on CDS and DVDs

Marco M. Hurtado; Kenneth Louis Milsted; George Gregory Gruse; Edgar Downs; Christopher Lehman; Richard L. Spagna; Jeffrey Bruce Lotspiech

Archive | 1989

Data processing method and apparatus for verifying adapter description file choices

Christopher Lehman

Archive | 2004

Matching of complex nested objects by multilevel hashing

Ting Zhao; Kenneth Louis Milsted; Kenneth Carlin Nelson; Christopher Lehman; Qing Lu

Archive | 2004

Method and system for matching of complex nested objects by multilevel hashing

Ting Zhao; Kenneth Louis Milsted; Kenneth Carlin Nelson; Christopher Lehman; Qing Lu

Archive | 2000

Method for transmitting encryption digital contents to system for playing-back contents and computer readable medium therefor

Edgar Downs; George Gregory Gruse; Marco M. Hurtado; Christopher Lehman; Jeffrey Bruce Lotspiech; Kenneth Louis Milsted; Richard L. Spagna

Archive | 2004

System for tracing use of electronic content by end user

John Dorak; Edgar Downs; George Gregory Gruse; Marco M. Hurtado; Christopher Lehman; Jeffrey Bruce Lotspiech; Cesar Medina; Kenneth Louis Milsted; エドガー・ダウンズ; クリストファー・レーマン; ケニス・ミルステッド; シーザー・メディナ; ジェフリー・ロットスピーチ; ジョージ・グレゴリー・グルーズ; ジョン・ドラク; マーコ・ハータド

Archive | 2004