🔗 Permalink

Inventor profile of:

Riki Okamoto

City:

Tokyo

Country:

Japan

Published Applications:

Last publication date:

2023-09-14

Top Assignees for applications by Riki Okamoto

The entities that hold a legal rights for patent applications filed by inventor Okamoto Riki:

NIPPON STEEL & SUMITOMO METAL CORPORATION 24 Tokyo, Japan
NIPPON STEEL CORPORATION 23 Tokyo, Japan
NIPPON STEEL & SUMITOMO METAL CORPORATION 16 Tokyo, Japan
NIPPON STEEL AND SUMITOMO METAL CORPORATION 4 Tokyo, Japan
Sumitomo Metal Corporation 1 Tokyo, Japan
Nippon Steel 1 Tokyo, Japan

Recent patent applications by Okamoto Riki

Riki Okamoto from Tokyo, JP has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2023-09-14

US20230287530A1

Chemistry; metallurgy

HIGH-STRENGTH HOT-ROLLED STEEL SHEET

#2 | 2021-04-29

US20210123122A1

Chemistry; metallurgy

Steel sheet and manufacturing method of therefor

#3 | 2021-04-01

US20210095356A1

Chemistry; metallurgy

Steel sheet and manufacturing method therefor

#4 | 2021-02-18

US20210047716A1

Chemistry; metallurgy

Galvannealed steel sheet

#5 | 2021-02-11

US20210040589A1

Chemistry; metallurgy

Hot-rolled steel sheet

#6 | 2021-01-21

US20210017620A1

Chemistry; metallurgy

Steel sheet and manufacturing method therefor

#7 | 2020-07-23

US20200232058A1

Chemistry; metallurgy

Steel sheet

#8 | 2020-06-25

US20200199719A1

Chemistry; metallurgy

Hot rolled steel sheet and method for producing same

#9 | 2020-03-19

US20200087764A1

Chemistry; metallurgy

HIGH-STRENGTH STEEL SHEET

#10 | 2020-03-05

US20200071799A1

Chemistry; metallurgy

Steel sheet and method for producing same

#11 | 2020-01-23

US20200024709A1

Chemistry; metallurgy

Cold-rolled steel sheet and hot-dip galvanized cold-rolled steel sheet

#12 | 2020-01-16

US20200017932A1

Chemistry; metallurgy

Steel sheet

#13 | 2019-12-26

US20190390294A1

Chemistry; metallurgy

Hot rolled steel sheet and method for producing same

#14 | 2019-12-05

US20190368002A1

Chemistry; metallurgy

STEEL SHEET AND PROCESS FOR PRODUCING SAME

#15 | 2019-07-18

US20190218637A1

Chemistry; metallurgy

MANUFACTURING METHOD OF STEEL COMPONENT AND STEEL COMPONENT

#16 | 2018-10-18

US20180298462A1

Chemistry; metallurgy

Galvannealed steel sheet and method for producing the same

#17 | 2018-08-23

US20180237881A1

Chemistry; metallurgy

STEEL SHEET

#18 | 2018-08-16

US20180230581A1

Chemistry; metallurgy

Steel sheet

#19 | 2018-07-19

US20180202016A1

Chemistry; metallurgy

High-strength cold-rolled steel sheet, high-strength hot-dip galvanized steel sheet and high-strength galvannealed steel sheet

#20 | 2018-05-31

US20180148809A1

Chemistry; metallurgy

High-strength steel sheet and method of manufacturing the same

#21 | 2018-02-15

US20180043412A1

Performing operations; transporting

Burring processing method

#22 | 2018-01-25

US20180023172A1

Chemistry; metallurgy

Steel sheet

#23 | 2017-07-06

US20170191140A1

Chemistry; metallurgy

Hot-rolled steel sheet and method for producing same

#24 | 2017-06-29

US20170183756A1

Chemistry; metallurgy

Method for producing a cold-rolled steel sheet

#25 | 2017-05-11

US20170130294A1

Chemistry; metallurgy

Bainite-containing-type high-strength hot-rolled steel sheet having excellent isotropic workability and manufacturing method thereof

#26 | 2016-12-22

US20160369383A1

Chemistry; metallurgy

High-strength cold-rolled steel sheet having excellent uniform elongation and hole expandability

#27 | 2016-12-08

US20160355899A1

Chemistry; metallurgy

Hot-rolled steel sheet for gas nitrocarburizing and manufacturing method thereof

#28 | 2016-08-11

US20160230245A1

Chemistry; metallurgy

High-strength cold-rolled steel sheet having excellent local deformability

#29 | 2016-05-12

US20160130711A1

Chemistry; metallurgy

Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and methods of manufacturing the same

#30 | 2016-05-12

US20160130680A1

Chemistry; metallurgy

Cold-rolled steel sheet, galvanized cold-rolled steel sheet and method of manufacturing the same

#31 | 2014-07-10

US20140193667A1

Chemistry; metallurgy

High-strength cold-rolled steel sheet having excellent stretch flangeability and precision punchability and manufacturing method thereof

#32 | 2014-05-08

US20140124101A1

Chemistry; metallurgy

High-strength hot-rolled steel sheet having excellent local deformability and manufacturing method thereof

#33 | 2014-04-24

US20140110022A1

Chemistry; metallurgy

Hot-rolled steel sheet and method for producing same

#34 | 2014-03-27

US20140087208A1

Chemistry; metallurgy

Cold-rolled steel sheet

#35 | 2014-02-13

US20140044989A1

Chemistry; metallurgy

Manufacturing method of a high-strength cold-rolled steel sheet having excellent uniform elongation and hole expandability

#36 | 2014-01-30

US20140030546A1

Chemistry; metallurgy

Manufacturing method of a high-strength cold-rolled steel sheet having excellent local deformability

#37 | 2014-01-30

US20140027022A1

Chemistry; metallurgy

Hot-rolled steel sheet for gas nitrocarburizing and manufacturing method thereof

#38 | 2014-01-16

US20140014237A1

Chemistry; metallurgy

Hot-rolled steel sheet and method of producing the same

#39 | 2014-01-16

US20140014236A1

Chemistry; metallurgy

Hot-rolled steel sheet and production method thereof

#40 | 2013-12-05

US20130323112A1

Chemistry; metallurgy

Method of producing a hot rolled steel sheet

#41 | 2013-12-05

US20130319582A1

Chemistry; metallurgy

Bainite-containing-type high-strength hot-rolled steel sheet having excellent isotropic workability and manufacturing method thereof

#42 | 2013-06-20

US20130153091A1

Chemistry; metallurgy

Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and methods of manufacturing the same

#43 | 2013-02-14

US20130037180A1

Chemistry; metallurgy

High-strength cold-rolled steel sheet and method of manufacturing thereof

#44 | 2012-12-06

US20120305144A1

Chemistry; metallurgy

Steel sheet and method of manufacturing steel sheet

InventorID:

83809 ⎘