Hirai; Eiji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hirai; Eiji.The latest application filed is for "substrate cleaning device, substrate cleaning apparatus, method for manufacturing cleaned substrate and substrate processing apparatus".

Company Profile

1.6.7

Hirai; Eiji - Tokyo JP
Hirai; Eiji - 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
Substrate cleaning device, substrate cleaning apparatus, method for manufacturing cleaned substrate and substrate processing apparatus Grant 10,879,086 - Sakurai , et al. December 29, 2	2020-12-29
Substrate Cleaning Device, Substrate Cleaning Apparatus, Method For Manufacturing Cleaned Substrate And Substrate Processing Apparatus App 20180308716 - SAKURAI; Takeshi ; et al.	2018-10-25
Substrate cleaning device, substrate cleaning apparatus, method for manufacturing cleaned substrate and substrate processing apparatus Grant 10,032,655 - Sakurai , et al. July 24, 2	2018-07-24
Polishing Apparatus, Method For Attaching Polishing Pad, And Method For Replacing Polishing Pad App 20150118944 - Kosuge; Ryuichi ; et al.	2015-04-30
Substrate Cleaning Device, Substrate Cleaning Apparatus, Cleaned Substrate Manufacturing Method And Substrate Processing Apparatus App 20150020851 - Sakurai; Takeshi ; et al.	2015-01-22
Rolling bearing Grant 7,070,335 - Hirai , et al. July 4, 2	2006-07-04
Rotary member and production process Grant 6,962,441 - Hirai , et al. November 8, 2	2005-11-08
Automobile chassis members having high surface hardness and high corrosion resistance App 20050118441 - Tenmaya, Motohiro ; et al.	2005-06-02
Rolling element for a continuously variable transmission (CVT), a CVT using the rolling element and a process for producing the rolling element Grant 6,814,685 - Hirai , et al. November 9, 2	2004-11-09
Rotary member and production process App 20030169955 - Hirai, Eiji ; et al.	2003-09-11
Rolling bearing App 20030165279 - Hirai, Eiji ; et al.	2003-09-04
Rolling element for a continuously variable transmission (CVT), a CVT using the rolling element and a process for producing the rolling element App 20020068659 - Hirai, Eiji ; et al.	2002-06-06
Process for surface treatment titanium-containing metallic material Grant 5,116,430 - Hirai , et al. May 26, 1	1992-05-26

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