Kawahara; Katsumi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kawahara; Katsumi.The latest application filed is for "information recording medium and method for manufacturing the same".

Company Profile

0.11.4

Kawahara; Katsumi - Osaka JP
Kawahara, Katsumi - Kadoma-shi JP
Kawahara; Katsumi - Kadoma 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
Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information Grant 7,037,413 - Otoba , et al. May 2, 2	2006-05-02
Information recording medium and method for manufacturing the same App 20050119123 - Yamada, Noboru ; et al.	2005-06-02
Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information App 20050089799 - Otoba, Mayumi ; et al.	2005-04-28
Information recording medium and method for manufacturing the same App 20050058941 - Yamada, Noboru ; et al.	2005-03-17
Information recording medium and method for manufacturing the same Grant 6,858,277 - Yamada , et al. February 22, 2	2005-02-22
Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information Grant 6,821,707 - Uno , et al. November 23, 2	2004-11-23
Optical information recording medium and method for initializing the same Grant 6,807,142 - Nagata , et al. October 19, 2	2004-10-19
Optical Information Recording Medium, Producing Method Thereof And Method Of Recording/erasing,reproducing Information App 20010041304 - UNO, MAYUMI ; et al.	2001-11-15
Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information Grant 6,153,063 - Yamada , et al. November 28, 2	2000-11-28
Initialization process for a phase change recording medium with a zero level drop in flash light emission Grant 5,684,778 - Yamada , et al. November 4, 1	1997-11-04
Optical information recording medium Grant 5,681,632 - Kitaura , et al. October 28, 1	1997-10-28
Optical record medium Grant 5,395,669 - Kawahara , et al. March 7, 1	1995-03-07
Method of recording and erasing information in an erasible optical recording medium Grant 5,230,973 - Yoshioka , et al. July 27, 1	1993-07-27
Optical recording medium and production process for the medium Grant 5,194,363 - Yoshioka , et al. March 16, 1	1993-03-16
Process for manufacturing an optical recording medium Grant 5,151,295 - Kawahara , et al. September 29, 1	1992-09-29

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