Sumi; Yojiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sumi; Yojiro.The latest application filed is for "optical recording medium and method for manufacturing optical recording medium".

Company Profile

0.5.5

Sumi; Yojiro - Kanagawa 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 Recording Medium And Method For Manufacturing Optical Recording Medium App 20140044940 - Ikuta; Tomoya ; et al.	2014-02-13
Reproducing device and optical path length servo control method Grant 8,553,516 - Miura , et al. October 8, 2	2013-10-08
Recording medium and reproducing apparatus Grant 8,488,430 - Saito , et al. July 16, 2	2013-07-16
Pickup apparatus, optical recording and reproduction apparatus, and recording and reproduction method Grant 8,305,866 - Tanabe , et al. November 6, 2	2012-11-06
Recording Medium And Reproducing Apparatus App 20120188864 - Saito; Kimihiro ; et al.	2012-07-26
Recording Medium, Method Of Initializing The Same, Initializing Device, And Reproducing Method App 20120127848 - Saito; Kimihiro ; et al.	2012-05-24
Reproducing Device And Optical Path Length Servo Control Method App 20120069722 - Miura; Takahiro ; et al.	2012-03-22
Pickup Apparatus, Optical Recording And Reproduction Apparatus, And Recording And Reproduction Method App 20110134742 - Tanabe; Norihiro ; et al.	2011-06-09

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