Nippon Telegraph & Telephone

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nippon Telegraph & Telephone.The latest application filed is for "laminated holographic medium, recording apparatus/method, reproduction apparatus/method for the same and design method of laminated hologram medium".

Company Profile

0.20.1

Nippon Telegraph & Telephone - Yokosuka Kanagawa JP
Nippon Telegraph and Telephone - Tokyo JP
Nippon Telegraph & Telephone - JP JP
Nippon Telegraph & Telephone - Shinjuku-ku JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Grammar fragment acquisition using syntactic and semantic clustering Grant 9,330,660 - Arai , et al. May 3, 2	2016-05-03
Multi-layered holographic read-only memory and data retrieval method Grant 7,570,567 - Yagi , et al. August 4, 2	2009-08-04
Optical amplifier Grant 7,538,937 - Aozasa , et al. May 26, 2	2009-05-26
Laminated holographic medium, recording apparatus/method, reproduction apparatus/method for the same and design method of laminated hologram medium App 20070146843 - Mitasaki; Tokinobu ; et al.	2007-06-28
Method and system for producing computer generated holograms realizing real time holographic video production and display Grant 6,269,170 - Horikoshi , et al. July 31, 2	2001-07-31
Radio station tuning system Grant 5,864,753 - Morita , et al. January 26, 1	1999-01-26
Subband echo cancellation method using projection algorithm Grant 5,818,945 - Makino , et al. October 6, 1	1998-10-06
Acoustic signal transform coding method and decoding method having a high efficiency envelope flattening method therein Grant 5,684,920 - Iwakami , et al. November 4, 1	1997-11-04
Third-order nonlinear optical main chain polymer material and method for preparing the same Grant 5,496,503 - Kurihara , et al. March 5, 1	1996-03-05
Adapter for optical connector having float-type sleeve holder and panel fitting for mounting the same Grant 5,418,875 - Nakano , et al. May 23, 1	1995-05-23
Shared buffer memory type ATM communication system and method with a broadcast facility Grant 5,394,397 - Yanagi , et al. February 28, 1	1995-02-28
Method of operation for an active matrix type display device Grant 5,012,228 - Masuda , et al. April 30, 1	1991-04-30
Method of manufacturing an interboard connection terminal Grant 4,897,918 - Osaka , et al. February 6, 1	1990-02-06
Semiconductor switch circuit Grant 4,794,441 - Sugawara , et al. December 27, 1	1988-12-27
Vertical MOSFET and method of manufacturing the same Grant 4,786,953 - Morie , et al. November 22, 1	1988-11-22
Apparatus for displaying scrolling images Grant 4,694,406 - Shibui , et al. September 15, 1	1987-09-15
Semiconductor memory device with trench surrounding each memory cell Grant 4,672,410 - Miura , et al. June 9, 1	1987-06-09
Digital switching system Grant 4,575,844 - Kosuge , et al. March 11, 1	1986-03-11
Electrically conducting polymer film and method of manufacturing the same Grant 4,559,112 - Tamamura , et al. December 17, 1	1985-12-17
AC Drive type electroluminescent display device Grant 4,528,480 - Unagami , et al. July 9, 1	1985-07-09
Key telephone system Grant 4,412,102 - Ogawa , et al. * October 25, 1	1983-10-25

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