Masakatsu SEKI

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method and system for forming protrusions, and method for manufactu...
- Patent number 11,931,787
- Issue date Mar 19, 2024
- Seki Press Co., Ltd.
- Masakatsu Seki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and system for forming protrusions, and method for manufactu...
- Patent number 11,648,599
- Issue date May 16, 2023
- Seki Press Co., Ltd.
- Masakatsu Seki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for machining outer circumference of metal end cross-section...
- Patent number 10,639,694
- Issue date May 5, 2020
- SEKI PRESS CO. LTD
- Masakatsu Seki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for splitting end part of metal plate or metal rod
- Patent number 10,632,636
- Issue date Apr 28, 2020
- SEKI PRESS CO. LTD
- Masakatsu Seki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Internal splitting method of cross-section of end of metal plate or...
- Patent number 10,328,593
- Issue date Jun 25, 2019
- Seki Press Co., Ltd.
- Masakatsu Seki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for manufacturing figure-T shaped metal part and figure-T sh...
- Patent number 10,293,507
- Issue date May 21, 2019
- Seki Press Co., Ltd.
- Masakatsu Seki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for splitting end part of metal plate or metal rod, metal pa...
- Patent number 9,855,667
- Issue date Jan 2, 2018
- SEKI PRESS CO., LTD.
- Masakatsu Seki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR FORMING PROTRUSIONS, AND METHOD FOR MANUFACTU...
- Publication number 20230201902
- Publication date Jun 29, 2023
- SEKI PRESS CO., LTD.
- Masakatsu SEKI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND SYSTEM FOR FORMING PROTRUSIONS, AND METHOD FOR MANUFACTU...
- Publication number 20210213509
- Publication date Jul 15, 2021
- SEKI PRESS CO., LTD.
- Masakatsu SEKI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR MANUFACTURING METAL PARTS WITH SPLIT ENDS JOINED
- Publication number 20210107053
- Publication date Apr 15, 2021
- SEKI PRESS CO LTD.
- Masakatsu SEKI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD FOR SPLITTING END PART OF METAL PLATE OR METAL ROD
- Publication number 20180079098
- Publication date Mar 22, 2018
- SEKI PRESS CO LTD.
- Masakatsu Seki
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
METHOD FOR MACHINING OUTER CIRCUMFERENCE OF METAL END CROSS-SECTION...
- Publication number 20170368588
- Publication date Dec 28, 2017
- Seki Press Co. Ltd.
- Masakatsu SEKI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR MANUFACTURING FIGURE-T SHAPED METAL PART AND FIGURE-T SH...
- Publication number 20160297092
- Publication date Oct 13, 2016
- SEKI PRESS CO LTD.
- Masakatsu SEKI
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
METHOD FOR BONDING METAL PARTS MANUFACTURED BY SPLITTING END PART O...
- Publication number 20160288191
- Publication date Oct 6, 2016
- SEKI PRESS CO LTD.
- Masakatsu SEKI
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
INTERNAL SPLITTING METHOD OF CROSS-SECTION OF END OF METAL PLATE OR...
- Publication number 20160144523
- Publication date May 26, 2016
- SEKI PRESS CO LTD.
- Masakatsu SEKI
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
METHOD FOR SPLITTING END PART OF METAL PLATE OR METAL ROD, METAL PA...
- Publication number 20140349131
- Publication date Nov 27, 2014
- Masakatsu Seki
- B26 - HAND CUTTING TOOLS CUTTING SEVERING

Masakatsu SEKI

Person

Patents Grantslast 30 patents

Method and system for forming protrusions, and method for manufactu...

Method and system for forming protrusions, and method for manufactu...

Method for machining outer circumference of metal end cross-section...

Method for splitting end part of metal plate or metal rod

Internal splitting method of cross-section of end of metal plate or...

Method for manufacturing figure-T shaped metal part and figure-T sh...

Method for splitting end part of metal plate or metal rod, metal pa...

Patents Applicationslast 30 patents

METHOD AND SYSTEM FOR FORMING PROTRUSIONS, AND METHOD FOR MANUFACTU...

METHOD AND SYSTEM FOR FORMING PROTRUSIONS, AND METHOD FOR MANUFACTU...

METHOD FOR MANUFACTURING METAL PARTS WITH SPLIT ENDS JOINED

METHOD FOR SPLITTING END PART OF METAL PLATE OR METAL ROD

METHOD FOR MACHINING OUTER CIRCUMFERENCE OF METAL END CROSS-SECTION...

METHOD FOR MANUFACTURING FIGURE-T SHAPED METAL PART AND FIGURE-T SH...

METHOD FOR BONDING METAL PARTS MANUFACTURED BY SPLITTING END PART O...

INTERNAL SPLITTING METHOD OF CROSS-SECTION OF END OF METAL PLATE OR...

METHOD FOR SPLITTING END PART OF METAL PLATE OR METAL ROD, METAL PA...