KK

Kazuhisa Kusumi

NS Nippon Steel: 8 patents #274 of 4,423Top 7%
NM Nippon Steel & Sumitomo Metal: 8 patents #93 of 1,491Top 7%
Overall (All Time): #282,813 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12227817 Steel Shinichiro TABATA, Yuki SUZUKI 2025-02-18
12163231 Plated steel sheet for hot stamping and hot-stamped member Yuki SUZUKI, Soshi Fujita, Jun Maki, Masahiro Fuda 2024-12-10
11713497 Steel member and method of manufacturing same Shinichiro TABATA, Yoshihiro Suwa, Kazuo Hikida 2023-08-01
11371130 Hot-dip Sn—Zn-based alloy-plated steel sheet Masahiro Fuda, Toshinori Mizuguchi, Junji Nakano, Yoshiharu Inoue, Yasuaki Naito 2022-06-28
11352684 Steel member, steel sheet, and methods for manufacturing same Shinichiro TABATA, Kazuo Hikida, Hideaki IRIKAWA 2022-06-07
10344360 Steel sheet for hot stamping use, method of production of same, and method of production of high strength part Yuji Ogawa, Masayuki Abe, Hidekuni Murakami, Kengo Takeda, Jun Maki 2019-07-09
10113220 High strength, hot dipped galvanized steel sheet excellent in shapeability and method of production of same Kengo Takeda, Haruhiko Eguchi, Jun Hirowatari, Shintarou Fujii 2018-10-30
10092938 Plated steel plate for hot pressing and hot pressing method of plated steel plate Shintaro Yamanaka, Jun Maki, Masao Kurosaki 2018-10-09
9821858 Al-plated steel sheet, method for hot-pressing Al-plated steel sheet, and automotive part Jun Maki, Masao Kurosaki, Shintaro Yamanaka 2017-11-21
9644252 Hot stamped high strength part excellent in post painting anticorrosion property and method of production of same Jun Maki, Masayuki Abe, Masao Kurosaki 2017-05-09
9228244 High strength, hot dipped galvanized steel sheet excellent in shapeability and method of production of same Kengo Takeda, Haruhiko Eguchi, Jun Hirowatari, Shintarou Fujii 2016-01-05
8992704 Aluminum plated steel sheet for rapid heating hot-stamping, production method of the same and rapid heating hot-stamping method by using this steel sheet Jun Maki, Masayuki Abe, Yasushi Tsukano 2015-03-31
8986849 Hot stamped high strength part excellent in post painting anticorrosion property and method of production of same Jun Maki, Masayuki Abe, Masao Kurosaki 2015-03-24
7867344 Hot pressing method for high strength member using steel sheet and hot pressed parts Jun Maki, Masayuki Abe, Masahiro Ohgami, Norihiro Fujita, Shinya Nakajima 2011-01-11
7842142 High strength part and method for producing the same Hironori Sato, Masayuki Abe, Nobuhiro Fujita, Noriyuki Suzuki, Kunio Hayashi +6 more 2010-11-30
6808678 Steel plate for enameling, having improved formability, anti-aging property, and enameling properties, and process for producing the same Hidekuni Murakami, Satoshi Nishimura, Shiroh Sanagi 2004-10-26