Cuong Binh Tran

US Patent:

7139097, Nov 21, 2006

Filed:

Mar 11, 2002

Appl. No.:

10/095606

Inventors:

Vincent Wu - Irvine CA, US
Cuong Tran - Orange CA, US

Assignee:

Kabushiki Kaisha Toshiba - Tokyo
Toshiba Tec Kabushiki Kaisha - Tokyo

International Classification:

G06F 15/00
G06F 17/30
H04N 1/46

US Classification:

358 19, 358504, 707 10, 707200, 707204

Abstract:

The present invention provides a method and system for testing the output of a digital imaging system. The method comprises the steps of sending a test job to a test digital imaging system and generating test information. The test information suitably comprises a plurality of computed values, each computed value corresponding to a portion of the test job. The test information is then compared with control information produced by sending the test job to a control digital imaging system. In addition, the invention provides a digital imaging device designed to accept test job and capable of generating the test information upon initiation of testing procedures.

US Patent:

52448592, Sep 14, 1993

Filed:

Sep 3, 1992

Appl. No.:

7/940185

Inventors:

Cuong Tran - North Hollywood CA
Akira Ichikawa - Irvine CA
H. Ono - Irvine CA

Assignee:

Ricoh Electronics, Inc. - Santa Ana CA

International Classification:

B41M 540

US Classification:

503200

Abstract:

A thermal vellum medium includes a wood pulp based substrate having a thermal layer, comprising a heat-sensitive, image-forming material disposed on one side thereof and a silicone layer impregnated into an opposite side of the substrate.