| Patent | Date |
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Hot-rolled steel sheet for heavy-wall, high-strength line pipe, welded steel pipe for heavy-wall, high-strength line pipe, and method for producing the welded steel pipe
Grant 11,377,719 - Goto , et al. July 5, 2 | 2022-07-05 |
High-strength hot-rolled coated steel sheet
Grant 11,117,348 - Goto , et al. September 14, 2 | 2021-09-14 |
High-strength Hot-rolled Coated Steel Sheet
App 20210238719 - Goto; Sota ; et al. | 2021-08-05 |
High strength thick-walled electric-resistance-welded steel pipe for deep-well conductor casing, method for manufacturing the same, and high-strength thick-walled conductor casing for deep wells
Grant 11,053,564 - Goto , et al. July 6, 2 | 2021-07-06 |
High strength thick-walled electric-resistance-welded steel pipe for deep-well conductor casing, method for manufacturing the same, and high strength thick-walled conductor casing for deep wells
Grant 11,041,223 - Goto , et al. June 22, 2 | 2021-06-22 |
High-strength Hot-rolled Coated Steel Sheet
App 20210129491 - Goto; Sota ; et al. | 2021-05-06 |
Hot rolled steel sheet and method for manufacturing the same
Grant 10,900,104 - Kami , et al. January 26, 2 | 2021-01-26 |
Electric resistance welded steel pipe and manufacturing method therefor
Grant 10,584,405 - Toyoda , et al. | 2020-03-10 |
Heavy wall electric resistance welded steel pipe for line pipe and method for manufacturing the same
Grant 10,385,417 - Goto , et al. A | 2019-08-20 |
Hot-rolled Steel Sheet For Heavy-wall, High-strength Line Pipe, Welded Steel Pipe For Heavy-wall, High-strength Line Pipe, And M
App 20190211430 - Goto; Sota ; et al. | 2019-07-11 |
Hot-rolled steel sheet and method for producing the same
Grant 10,287,661 - Shibata , et al. | 2019-05-14 |
Hot-rolled steel sheet and method of manufacturing the same
Grant 10,273,554 - Shibata , et al. | 2019-04-30 |
Hot Rolled Steel Sheet And Method For Manufacturing The Same
App 20180312945 - KAMI; Chikara ; et al. | 2018-11-01 |
Electric Resistance Welded Stainless Clad Steel Pipe And Method Of Manufacturing The Same
App 20180243809 - Okabe; Takatoshi ; et al. | 2018-08-30 |
Hot rolled steel sheet and method for manufacturing the same
Grant 10,047,416 - Kami , et al. August 14, 2 | 2018-08-14 |
High-strength Electric Resistance Welded Steel Pipe And Method For Producing The Same
App 20180030557 - Goto; Sota ; et al. | 2018-02-01 |
Electric resistance welded steel pipe or steel tube having excellent HIC resistance and low-temperature toughness in electric resistance welded part, and method for manufacturing the same
Grant 9,873,164 - Toyoda , et al. January 23, 2 | 2018-01-23 |
High Strength Thick-walled Elecric-resistance-welded Steel Pipe For Deep-well Conductor Casing, Method For Manufacturing The Same, And High Strength Thick-walled Conductor Casing For Deep Wells
App 20170369962 - GOTO; Sota ; et al. | 2017-12-28 |
High Strength Thick-walled Electric-resistance-welded Steel Pipe For Deep-well Conductor Casing, Method For Manufacturing The Same, And High-strength Thick-walled Conductor Casing For Deep Wells
App 20170362678 - GOTO; Sota ; et al. | 2017-12-21 |
Electric Resistance Welded Steel Pipe And Manufacturing Method Therefor
App 20170356071 - TOYODA; Shunsuke ; et al. | 2017-12-14 |
High-strength thick-walled electric resistance welded steel pipe having excellent low-temperature toughness and method of manufacturing the same
Grant 9,841,124 - Toyoda , et al. December 12, 2 | 2017-12-12 |
High-strength electric-resistance-welded steel pipe of excellent long-term softening resistance in intermediate temperature ranges
Grant 9,551,047 - Toyoda , et al. January 24, 2 | 2017-01-24 |
Hot-rolled Steel Sheet And Method Of Manufacturing The Same
App 20160289788 - Shibata; Tomoaki ; et al. | 2016-10-06 |
Heavy Wall Electric Resistance Welded Steel Pipe For Line Pipe And Method For Manufacturing The Same (as Amended)
App 20160153063 - Goto; Sota ; et al. | 2016-06-02 |
Open-pipe Weld Shielding System For Electric Resistance Welded Steel Pipe Or Tube
App 20160045974 - OKABE; Takatoshi ; et al. | 2016-02-18 |
Hot-rolled Steel Sheet And Method For Producing The Same (as Amended)
App 20160017466 - Shibata; Tomoaki ; et al. | 2016-01-21 |
Hot-rolled Steel Sheet For High Strength Linepipe
App 20150368736 - GOTO; Sota ; et al. | 2015-12-24 |
Hot-rolled Steel Sheet For High Strength Linepipe Having Tensile Strength Of 540 Mpa Or More
App 20150368737 - GOTO; Sota ; et al. | 2015-12-24 |
Hot Rolled Steel Sheet And Method For Manufacturing The Same
App 20150344998 - KAMI; Chikara ; et al. | 2015-12-03 |
Electric Resistance Welded Steel Pipe Or Steel Tube Having Excellent Hic Resistance And Low-temperature Toughness In Electric Resistance Welded Part, And Method For Manufacturing The Same
App 20150251268 - Toyoda; Shunsuke ; et al. | 2015-09-10 |
Hot-rolled Steel Sheet And Method For Manufacturing The Same
App 20150232970 - Kami; Chikara ; et al. | 2015-08-20 |
High-strength Electric-resistance-welded Steel Pipe Of Excellent Long-term Softening Resistance In Intermediate Temperature Ranges, And Method Of Producing Same
App 20150203933 - Toyoda; Shunsuke ; et al. | 2015-07-23 |
High-strength Thick-walled Electric Resistance Welded Steel Pipe Having Excellent Low-temperature Toughness And Method Of Manufacturing The Same
App 20150083266 - Toyoda; Shunsuke ; et al. | 2015-03-26 |
Low-yield-ratio High-strength Hot-rolled Steel Plate With Excellent Low-temperature Toughness And Process For Producing Same
App 20140290807 - Goto; Sota ; et al. | 2014-10-02 |
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