YF

Yoshimasa Funakawa

JS Jfe Steel: 74 patents #1 of 1,401Top 1%
NC Nkk Co.: 4 patents #135 of 1,173Top 15%
Overall (All Time): #23,646 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 51–75 of 78 patents

Patent #TitleCo-InventorsDate
10494689 High-strength galvanized steel sheet and method for manufacturing the same Hiroshi Hasegawa 2019-12-03
10450642 High-strength galvanized steel sheet and method for producing the same Hiroshi Hasegawa, Hideyuki Kimura, Yoichi Makimizu, Yoshitsugu Suzuki 2019-10-22
10400316 High strength hot rolled steel sheet having tensile strength of 780 MPa or more Katsumi Nakajima, Nobuyuki Nakamura 2019-09-03
10370737 High-strength galvanized steel sheet Hiroshi Hasegawa, Hideyuki Kimura, Yoichi Makimizu, Yoshitsugu Suzuki 2019-08-06
10323293 High-carbon hot rolled steel sheet with excellent hardenability and small in-plane anistropy and method for manufacturing the same Yuka Miyamoto, Takashi Kobayashi, Nobuyuki Nakamura 2019-06-18
10301698 Hot-rolled steel sheet for generator rim and method for manufacturing the same Nobuyuki Nakamura, Katsumi Nakajima, Kazutaka Okimoto, Takahiko Ogura 2019-05-28
10138536 High-strength hot-rolled steel sheet and method for producing same Katsumi Nakajima, Hayato Saito 2018-11-27
10077485 Steel sheet for soft-nitriding and method for manufacturing the same Takashi Kobayashi, Nobuyuki Nakamura 2018-09-18
10077491 High carbon hot rolled steel sheet and method for manufacturing the same Nobuyuki Nakamura, Takashi Kobayashi 2018-09-18
9738960 High strength steel sheet Taro Kizu, Hidekazu Ookubo, Tokunori Kanemura, Masato Shigemi, Shoji Kasai +2 more 2017-08-22
9657382 High-strength hot rolled steel sheet Tetsuo Yamamoto, Hiroshi Uchomae, Hiroshi Nakano, Taro Kizu 2017-05-23
9644247 Methods for manufacturing a high-strength press-formed member Hiroshi Matsuda, Yasushi Tanaka 2017-05-09
9534271 Hot rolled steel sheet and method for manufacturing the same Noriaki Kosaka, Masato Shigemi, Hidekazu Ookubo, Tokunori Kanemura 2017-01-03
9394595 High carbon thin steel sheet and method for producing same Takashi Kobayashi, Nobuyuki Nakamura 2016-07-19
9222155 Method for manufacturing high strength hot-rolled steel sheet having excellent stretch flangeability and fatigue resistance Nobuyuki Nakamura, Hayato Saito, Katsumi Nakajima, Noriaki Moriyasu, Takayuki Murata 2015-12-29
9200343 High strength steel sheet and method for manufacturing the same Hiroshi Matsuda, Yasushi Tanaka 2015-12-01
9200344 High strength hot rolled steel sheet having excellent bendability and method for manufacturing the same Hayato Saito, Katsumi Nakajima, Noriaki Moriyasu, Takayuki Murata 2015-12-01
9121087 High strength steel sheet and method for manufacturing the same Hiroshi Matsuda, Yasushi Tanaka 2015-09-01
8992697 High strength press-formed member and method for manufacturing the same Hiroshi Matsuda, Yasushi Tanaka 2015-03-31
8876987 High-strength steel sheet and method for manufacturing same Hiroshi Matsuda, Kaneharu Okuda, Kazuhiro Seto 2014-11-04
8840834 High-strength steel sheet and method for manufacturing the same Hiroshi Matsuda, Reiko Mizuno, Yasushi Tanaka 2014-09-23
8628630 Hot-pressed steel sheet member, steel sheet for hot-press, and method for manufacturing hot-pressed steel sheet member Akio Kobayashi, Kazuhiro Seto, Nobuyuki Kageyama, Tetsuo Yamamoto, Toru Hoshi +1 more 2014-01-14
8383034 Ferritic stainless steel sheet for water heater excellent in corrosion resistance at welded part and steel sheet toughness Kunio Fukuda, Shuji Okada, Toshihiro Kasamo, Katsuhiro Kobori, Takumi Ujiro +1 more 2013-02-26
8152937 Ferritic stainless steel sheet having superior sulfuric acid corrosion resistance and method for manufacturing the same Tomohiro Ishii, Takumi Ujiro, Masayuki Ohta 2012-04-10
6818079 Method for manufacturing a steel sheet Tadashi Inoue, Yoichi Motoyashiki, Hiroyasu Kikuchi, Hiroshi Nakata, Sadanori Imada +1 more 2004-11-16