DOI; Yoshihiko

Patent Applications and Registrations

Patent applications and USPTO patent grants for DOI; Yoshihiko.The latest application filed is for "method for manufacturing fine free carbon dispersion type cemented carbide, cutting tip with exchangeable cutting edge, machined".

Company Profile

1.9.2

DOI; Yoshihiko - Osaka-shi Osaka
Doi; Yoshihiko - Kariya JP
Doi; Yoshihiko - Chiba JP
Doi, Yoshihiko - Kariya-shi JP
Doi; Yoshihiko - Itami JP
Doi; Yoshihiko - Osaka 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
Method For Manufacturing Fine Free Carbon Dispersion Type Cemented Carbide, Cutting Tip With Exchangeable Cutting Edge, Machined App 20190144973 - DOI; Yoshihiko	2019-05-16
Oil pump for internal combustion engine and method of operating the same Grant 6,739,305 - Takahara , et al. May 25, 2	2004-05-25
Semiconductor package using micro balls and production method thereof Grant 6,518,667 - Ichida , et al. February 11, 2	2003-02-11
Oil pump for internal combustion engine and method of operating the same App 20020139345 - Takahara, Toshihiro ; et al.	2002-10-03
Method of producing rocket combustors Grant 4,584,171 - Niino , et al. April 22, 1	1986-04-22
Process of physical vapor deposition Grant 4,507,189 - Doi , et al. March 26, 1	1985-03-26
Highly hard material coated articles Grant 4,402,994 - Kobayashi , et al. September 6, 1	1983-09-06
Highly hard material coated articles Grant 4,401,719 - Kobayashi , et al. August 30, 1	1983-08-30
Method of sintering a ceramic composition Grant 4,383,957 - Yamakawa , et al. May 17, 1	1983-05-17
Coated tool steel and machining tool formed therefrom Grant 4,169,913 - Kobayashi , et al. October 2, 1	1979-10-02
Super hard metal roll assembly and production thereof Grant 4,137,106 - Doi , et al. January 30, 1	1979-01-30

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