Hayakawa; Naoya

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hayakawa; Naoya.The latest application filed is for "solid wire for gas metal arc welding".

Company Profile

1.11.13

Hayakawa; Naoya - Tokyo JP
HAYAKAWA; Naoya - Chiyoda-ku Tokyo
Hayakawa; Naoya - Matsusaka JP
HAYAKAWA; Naoya - Matsusaka City JP
Hayakawa; Naoya - Chiba N/A JP
Hayakawa; Naoya - Mie 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
Multi-electrode submerged arc welding method Grant 11,453,079 - Ishigami , et al. September 27, 2	2022-09-27
Solid Wire For Gas Metal Arc Welding App 20210323101 - TAKADA; Atsushi ; et al.	2021-10-21
Method of cutting brittle material, device for cutting brittle material, method of manufacturing cut brittle material and cut brittle material Grant 10,576,651 - Tamon , et al.	2020-03-03
Multi-electrode Submerged Arc Welding Method App 20190105726 - Ishigami; Atsushi ; et al.	2019-04-11
Method of Cutting Brittle Material, Device for Cutting Brittle Material, Method of Manufacturing Cut Brittle Material and Cut Brittle Material App 20170361486 - TAMON; Hiroyuki ; et al.	2017-12-21
Submerged arc welding method for steel plate Grant 9,764,410 - Ishigami , et al. September 19, 2	2017-09-19
Combination welding method using combination of gas metal arc welding and submerged-arc welding and combination arc welding machine Grant 9,321,119 - Hayakawa , et al. April 26, 2	2016-04-26
Submerged Arc Welding Method For Steel Plate App 20150306694 - ISHIGAMI; Atsushi ; et al.	2015-10-29
Submerged arc welding method for steel plate Grant 8,955,554 - Ishigami , et al. February 17, 2	2015-02-17
Submerged Arc Welding Method For Steel Plate App 20140346149 - Ishigami; Atsushi ; et al.	2014-11-27
Submerged arc welding method with multiple electrodes for steel material Grant 8,785,806 - Ishigami , et al. July 22, 2	2014-07-22
Submerged Arc Welding Method For Steel Plate App 20120325362 - Ishigami; Atsushi ; et al.	2012-12-27
High-strength welded steel pipe including weld metal having high cold-cracking resistance and method for manufacturing the same Grant 8,124,247 - Hayakawa , et al. February 28, 2	2012-02-28
Combination Welding Method Using Combination Of Gas Metal Arc Welding And Submerged-arc Welding And Combination Arc Welding Machine App 20120024822 - Hayakawa; Naoya ; et al.	2012-02-02
Submerged Arc Welding Method With Multiple Electrodes For Steel Material App 20110036814 - Ishigami; Atsushi ; et al.	2011-02-17
Lead-Free Low-Melting-Point Glass Composition Having Acid Resistance App 20110015053 - Hamada; Jun ; et al.	2011-01-20
Organic-inorganic hybrid glassy materials and their production processes Grant 7,802,450 - Kuniyoshi , et al. September 28, 2	2010-09-28
High-strength Welded Steel Pipe Including Weld Metal Having High Cold-cracking Resistance And Method For Manufacturing The Same App 20100119861 - Hayakawa; Naoya ; et al.	2010-05-13
Organic-inorganic hybrid glassy materials and their production processes App 20050027083 - Kuniyoshi, Minoru ; et al.	2005-02-03
Lead-free low-melting glass App 20030228471 - Hayakawa, Naoya ; et al.	2003-12-11
Low-melting glass for covering substrate App 20010021444 - Hayakawa, Naoya ; et al.	2001-09-13

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