Yamada; Naritoshi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yamada; Naritoshi.The latest application filed is for "optical fiber screening test method and optical fiber screening test apparatus".

Company Profile

0.16.18

Yamada; Naritoshi - Sakura JP
YAMADA; Naritoshi - Sakura-shi JP
Yamada; Naritoshi - Chiba 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 fiber screening test method and optical fiber screening test apparatus Grant 9,611,124 - Yamada April 4, 2	2017-04-04
Apparatus and method for manufacturing optical fiber preform Grant 8,997,527 - Yamada , et al. April 7, 2	2015-04-07
Optical fiber preform manufacturing apparatus and optical fiber preform manufacturing method Grant 8,881,554 - Yamada November 11, 2	2014-11-11
Method and apparatus of producing optical fiber preform Grant 8,869,565 - Yamada , et al. October 28, 2	2014-10-28
Optical Fiber Screening Test Method And Optical Fiber Screening Test Apparatus App 20140252154 - YAMADA; Naritoshi	2014-09-11
Optical fiber preform and manufacturing method therefor Grant 8,567,217 - Gotoh , et al. October 29, 2	2013-10-29
Apparatus And Method For Manufacturing Optical Fiber Preform App 20130074552 - YAMADA; Naritoshi ; et al.	2013-03-28
Method for fabricating porous silica preform Grant 8,375,749 - Ichii , et al. February 19, 2	2013-02-19
Rare earth-doped core optical fiber and manufacturing method thereof Grant 8,340,487 - Ikeda , et al. December 25, 2	2012-12-25
Method And Apparatus Of Producing Optical Fiber Preform App 20120279259 - YAMADA; Naritoshi ; et al.	2012-11-08
Plastic glass optical fiber Grant 8,195,019 - Okada , et al. June 5, 2	2012-06-05
Optical Fiber Preform Manufacturing Apparatus And Optical Fiber Preform Manufacturing Method App 20120024012 - YAMADA; Naritoshi	2012-02-02
Method for manufacturing optical fiber preform Grant 8,037,718 - Yamada October 18, 2	2011-10-18
Dehydration-sintering furnace, a manufacturing method of an optical fiber preform utilizing the furnace and an optical fiber preform manufactured by the method Grant 7,866,189 - Saitou , et al. January 11, 2	2011-01-11
Method For Dehydrating And Sintering Porous Base Material For Optical Fiber App 20110000262 - Saitou; Manabu ; et al.	2011-01-06
Dehydration-sintering furnace Grant 7,849,714 - Saitou , et al. December 14, 2	2010-12-14
Rare Earth-doped Core Optical Fiber And Manufacturing Method Thereof App 20100276822 - Ikeda; Masashi ; et al.	2010-11-04
Plastic Glass Optical Fiber App 20100104249 - OKADA; Kenji ; et al.	2010-04-29
Method For Fabricating Porous Silicapreform And Porous Silica Preform App 20100077800 - ICHII; Kentaro ; et al.	2010-04-01
Rare Earth-doped Core Optical Fiber App 20100067860 - IKEDA; Masashi ; et al.	2010-03-18
Method For Manufacturing Optical Fiber Preform App 20100050696 - YAMADA; Naritoshi	2010-03-04
Method for fabricating porous silica preform Grant 7,647,792 - Ichii , et al. January 19, 2	2010-01-19
Rare Earth-doped Core Optical Fiber And Manufacturing Method Thereof App 20090317042 - IKEDA; Masashi ; et al.	2009-12-24
Dehydration-sintering Furnace, A Manufacturing Method Of An Optical Fiber Preform Utilizing The Furnace And An Optical Fiber Preform Manufactured By The Method App 20080092598 - SAITOU; Manabu ; et al.	2008-04-24
Method for manufacturing glass rod App 20060137404 - Nunome; Tomohiro ; et al.	2006-06-29
Dehydration-sintering furnace, a manufacturing method of an optical fiber preform utilizing the furnace and an optical fiber preform manufactured by the method App 20050166640 - Saitou, Manabu ; et al.	2005-08-04
Apparatus for manufacturing porous glass preform for optical fiber App 20050155390 - Nagasu, Katsubumi ; et al.	2005-07-21
Dehydration-sintering furnace App 20050120753 - Saitou, Manabu ; et al.	2005-06-09
Method for fabricating porous silicapreform and porous silica preform App 20050109065 - Ichii, Kentaro ; et al.	2005-05-26
Optical fiber preform and manufacturing method therefor App 20040221618 - Gotoh, Takakazu ; et al.	2004-11-11

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