KT

Katsutoshi Takashima

JS Jfe Steel: 45 patents #10 of 1,401Top 1%
📍 Tokyo, MO: #53 of 223 inventorsTop 25%
Overall (All Time): #63,753 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 26–45 of 45 patents

Patent #TitleCo-InventorsDate
10940556 Automotive member having resistance weld Hiroshi Matsuda, Rinsei Ikeda, Yoshiyasu Kawasaki 2021-03-09
10920293 Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheet Yoshimasa Funakawa 2021-02-16
10900096 Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheet Chikaumi Sawanishi, Yoshimasa Funakawa 2021-01-26
10835986 Resistance spot welding method and welded member production method Chikaumi Sawanishi, Koichi Taniguchi, Hiroshi Matsuda, Rinsei Ikeda 2020-11-17
10590504 High-strength cold-rolled steel sheet and method for manufacturing the same Kohei Hasegawa, Yoshimasa Funakawa 2020-03-17
10435762 High-yield-ratio high-strength cold-rolled steel sheet and method of producing the same Yoshihiko Ono, Kohei Hasegawa 2019-10-08
10329636 High-strength cold-rolled steel sheet with excellent material homogeneity and production method therefor Kohei Hasegawa 2019-06-25
10253389 High-yield-ratio, high-strength cold-rolled steel sheet and production method therefor Kohei Hasegawa 2019-04-09
10174396 High-strength cold-rolled steel sheet and method for manufacturing the same (as amended) Yuki Toji, Kohei Hasegawa 2019-01-08
10156005 High-yield-ratio, high-strength cold rolled steel sheet and production method therefor Yoshihiko Ono, Kohei Hasegawa 2018-12-18
10144996 High strength cold rolled steel sheet with low yield ratio and method of manufacturing the same Yuki Toji, Hideyuki Kimura, Kohei Hasegawa 2018-12-04
10077486 High-strength cold-rolled steel sheet and method of manufacturing the same Yoshihiko Ono, Kohei Hasegawa 2018-09-18
9994941 High strength cold rolled steel sheet with high yield ratio and method for producing the same Yuki Toji, Kohei Hasegawa 2018-06-12
9914988 High-strength cold-rolled steel sheet with high yield ratio having excellent formability and method for producing the same Yuki Toji, Kohei Hasegawa 2018-03-13
9574254 Hot-rolled steel sheet and method for producing same Yuki Toji, Kohei Hasegawa, Shinya Yamaguchi 2017-02-21
9499914 Method for manufacturing zinc or zinc alloy coated steel sheet and zinc or zinc alloy coated steel sheet manufactured by the method Takeshi Matsuda, Akira Matsuzaki 2016-11-22
9322091 Galvanized steel sheet Hideyuki Kimura, Shinjiro Kaneko 2016-04-26
9127366 Zinc-based metal coated steel sheet Takeshi Matsuda, Akira Matsuzaki 2015-09-08
9057123 Hot-rolled steel sheet and method for producing same Yuki Toji, Kohei Hasegawa 2015-06-16
9051654 Galvanized steel sheet Takeshi Matsuda, Akira Matsuzaki, Masato Sasaki, Satoru Ando 2015-06-09