Maeda; Yoshihisa

Patent Applications and Registrations

Patent applications and USPTO patent grants for Maeda; Yoshihisa.The latest application filed is for "laser narrow groove welding apparatus and welding method".

Company Profile

1.7.5

Maeda; Yoshihisa - Tsuchiura N/A JP
Maeda; Yoshihisa - Yamaguchi-shi JP
Maeda; Yoshihisa - Yamaguchi JP
Maeda; Yoshihisa - Tokyo JA

*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
Laser narrow groove welding apparatus and welding method Grant 8,481,885 - Tsukamoto , et al. July 9, 2	2013-07-09
Welding method and welding apparatus for an impeller Grant 8,426,766 - Tsukamoto , et al. April 23, 2	2013-04-23
Welding slot sealing structure and welding method Grant 8,408,873 - Iwasa , et al. April 2, 2	2013-04-02
Laser Narrow Groove Welding Apparatus And Welding Method App 20100326969 - TSUKAMOTO; Takeshi ; et al.	2010-12-30
Remedy for angiospasm accompanying subarachnoid hemorrhage containing thrombin receptor antagonist as the active ingredient App 20100063048 - Hirano; Katsuya ; et al.	2010-03-11
Welding Method And Welding Apparatus For An Impeller App 20090095719 - TSUKAMOTO; Takeshi ; et al.	2009-04-16
Welding Slot Sealing Structure And Welding Method App 20080237195 - Iwasa; Masaaki ; et al.	2008-10-02
Remedy for Angiospasm Accompanying Subarachnoid Hemorrhage Containing Thrombin Receptor Antagonist as the Active Ingredient App 20080194559 - Hirano; Katsuya ; et al.	2008-08-14
Filter Case Assembly Grant 3,855,127 - Nakajima , et al. December 17, 1	1974-12-17

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