SO

Seiji Okabe

JS Jfe Steel: 45 patents #10 of 1,401Top 1%
KS Kawasaki Steel: 5 patents #213 of 1,922Top 15%
RE Renesas Electronics: 3 patents #1,322 of 4,529Top 30%
TC Tokan Kogyo Co.: 2 patents #5 of 36Top 15%
TC Toyo Seikan Co.: 2 patents #321 of 888Top 40%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Overall (All Time): #42,933 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 1–25 of 57 patents

Patent #TitleCo-InventorsDate
11984249 Grain-oriented electrical steel sheet, wound transformer core using the same, and method for producing wound core Hirotaka Inoue, Takeshi Omura 2024-05-14
11961647 Iron core for transformer Takeshi Omura, Hirotaka Inoue 2024-04-16
11961659 Iron core for transformer Takeshi Omura, Hirotaka Inoue 2024-04-16
11767571 Method of producing grain-oriented electrical steel sheet and production line therefor Takeshi Omura, Hirotaka Inoue, Shigehiro Takajo 2023-09-26
11572602 Method for manufacturing a grain-oriented electrical steel sheet Takeshi Omura, Hirotaka Inoue 2023-02-07
11566302 Grain-oriented electrical steel sheet and method for manufacturing same Takeshi Omura, Hirotaka Inoue, Kunihiro Senda 2023-01-31
11495378 Grain-oriented electrical steel sheet, stacked transformer core using the same, and method for producing stacked core Hirotaka Inoue, Takeshi Omura 2022-11-08
11430599 Transformer iron core Takeshi Omura, Hirotaka Inoue 2022-08-30
11377706 Device to improve iron loss properties of grain-oriented electrical steel sheet Shigehiro Takajo, Yasushi Kitani 2022-07-05
11255007 Amorphous alloy thin strip Takeshi Imamura, Katsumi Yamada 2022-02-22
11198916 Grain-oriented electrical steel sheet Kunihiro Senda, Makoto Watanabe, Souichiro Yoshizaki 2021-12-14
10745773 Device to improve iron loss properties of grain-oriented electrical steel sheet Shigehiro Takajo, Yasushi Kitani 2020-08-18
10730102 Apparatus for manufacturing metal thin strip Takeshi Imamura, Shigehiro Takajo 2020-08-04
10704113 Grain oriented electrical steel sheet and production method therefor Hirotaka Inoue, Shigehiro Takajo 2020-07-07
10629346 Method of manufacturing grain-oriented electrical steel sheet Kunihiro Senda, Hirotaka Inoue 2020-04-21
10559410 Grain-oriented electrical steel sheet and transformer iron core using same Hirotaka Inoue, Shigehiro Takajo 2020-02-11
10535453 Grain-oriented electrical steel sheet and method for manufacturing the same Shigehiro Takajo, Hirotaka Inoue, Kazuhiro Hanazawa 2020-01-14
10518925 Molded paper body with minimal wrinkling and forming method thereof Ichiro Kunihiro 2019-12-31
10519534 Iron-based amorphous alloy thin strip Nobuo Shiga, Takeshi Imamura 2019-12-31
10465259 Grain-oriented electrical steel sheet and production method therefor Shigehiro Takajo, Takeshi Omura 2019-11-05
10395806 Grain-oriented electrical steel sheet and method of manufacturing the same Hirotaka Inoue, Shigehiro Takajo, Hiroi Yamaguchi, Kazuhiro Hanazawa 2019-08-27
10147527 Grain-oriented electrical steel sheet and method for manufacturing same Shigehiro Takajo, Hirotaka Inoue, Michiro Komatsubara 2018-12-04
10062483 Grain-oriented electrical steel sheet and method for improving iron loss properties thereof Hirotaka Inoue, Shigehiro Takajo, Hiroi Yamaguchi, Kazuhiro Hanazawa 2018-08-28
10026533 Grain-oriented electrical steel sheet for iron core and method of manufacturing the same Shigehiro Takajo, Hiroi Yamaguchi, Kazuhiro Hanazawa 2018-07-17
10020103 Grain oriented electrical steel sheet Makoto Watanabe, Toshito Takamiya 2018-07-10