KH

Kunio Hayashi

NS Nippon Steel: 30 patents #16 of 4,423Top 1%
NM Nippon Steel & Sumitomo Metal: 22 patents #4 of 1,491Top 1%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
AC Aisin Takaoka Co.: 1 patents #59 of 172Top 35%
Overall (All Time): #41,303 of 4,157,543Top 1%
58
Patents All Time

Issued Patents All Time

Showing 1–25 of 58 patents

Patent #TitleCo-InventorsDate
12281392 Hot dip galvanized steel sheet and method for producing same Takafumi Yokoyama, Hiroyuki Kawata, Yuji Yamaguchi, Satoshi Uchida 2025-04-22
12006562 Hot dip galvanized steel sheet and method for producing same Takafumi Yokoyama, Hiroyuki Kawata, Yuji Yamaguchi, Satoshi Uchida 2024-06-11
11939650 Hot-rolled steel sheet Shohei YABU, Yuji Yamaguchi, Marina Mori, Naoki Inoue, Genki Abukawa 2024-03-26
11905570 Hot dip galvanized steel sheet and method for producing same Takafumi Yokoyama, Hiroyuki Kawata, Yuji Yamaguchi, Satoshi Uchida 2024-02-20
11859259 Zinc-plated steel sheet and manufacturing method thereof Takafumi Yokoyama, Masahiro Nakata, Yuji Yamaguchi, Satoshi Uchida 2024-01-02
11814708 Hot dip galvanized steel sheet and method for producing same Takafumi Yokoyama, Hiroyuki Kawata, Yuji Yamaguchi, Satoshi Uchida 2023-11-14
11732341 Metal coated steel sheet, manufacturing method of hot-dip galvanized steel sheet, and manufacturing method of alloyed galvannealed steel sheet Jun Haga, Kohichi Sano, Koutarou Hayashi, Masaharu Kameda, Akihiro Uenishi +1 more 2023-08-22
11685963 Zinc-plated steel sheet and manufacturing method thereof Takafumi Yokoyama, Masahiro Nakata, Yuji Yamaguchi, Satoshi Uchida 2023-06-27
11572610 Steel sheet Katsuya Nakano, Yuri Toda, Eisaku Sakurada, Akihiro Uenishi 2023-02-07
11505846 Hot stamped part and manufacturing method thereof Genki Abukawa, Kazuo Hikida, Kaoru Kawasaki 2022-11-22
11492687 Steel sheet Yuri Toda, Eisaku Sakurada, Akihiro Uenishi 2022-11-08
11427900 Steel sheet Katsuya Nakano, Yuri Toda, Eisaku Sakurada, Akihiro Uenishi 2022-08-30
11408046 High strength steel sheet Yuya Suzuki, Katsuya Nakano, Genki Abukawa 2022-08-09
11332803 High strength hot-dip galvanized steel sheet and production method therefor Takafumi Yokoyama, Yuji Yamaguchi, Masahiro Nakata, Satoshi Uchida, Takuma KAWANAKA 2022-05-17
11274356 Steel sheet, hot-dip galvanized steel sheet and galvannealed steel sheet Kengo Takeda, Akihiro Uenishi, Hiroyuki Kawata, Chisato YOSHINAGA, Yasunobu Miyazaki +1 more 2022-03-15
11261505 High strength steel sheet Katsuya Nakano, Yuya Suzuki, Genki Abukawa 2022-03-01
11225701 Hot dip galvanized steel sheet and hot dip galvannealed steel sheet Jun Haga, Kohichi Sano, Koutarou Hayashi, Masaharu Kameda, Akihiro Uenishi +1 more 2022-01-18
11208705 High-strength cold-rolled steel sheet Yuri Toda, Katsuya Nakano, Eisaku Sakurada, Akihiro Uenishi, Kengo Takeda 2021-12-28
11027522 Steel sheet for hot stamping Genki Abukawa, Kazuo Hikida, Kaoru Kawasaki 2021-06-08
11028469 Hot press-formed part Mutsumi SAKAKIBARA, Natsuko Sugiura, Kaoru Kawasaki 2021-06-08
11007598 Spot welding method Chisato YOSHINAGA, Yasunobu Miyazaki, Hiroyuki Kawata, Masanori Yasuyama 2021-05-18
10907235 Steel sheet Yuri Toda, Katsuya Nakano, Hiroyuki Kawata, Akihiro Uenishi 2021-02-02
10895002 Steel sheet Katsuya Nakano, Yuri Toda, Eisaku Sakurada, Akihiro Uenishi 2021-01-19
10876181 Cold-rolled steel sheet and method of manufacturing same Kengo Takeda, Akihiro Uenishi, Masafumi Azuma, Takayuki Nozaki, Yuri Toda 2020-12-29
10787727 Steel sheet Masafumi Azuma 2020-09-29