EI

Eiichiro Ishimaru

NS NS Sumikin Stainless: 13 patents #3 of 78Top 4%
NS Nippon Steel: 8 patents #274 of 4,423Top 7%
HC Hitachi Industrial Equipment Systems Co.: 3 patents #164 of 550Top 30%
NS Nippon Steel Stainless Steel: 2 patents #11 of 53Top 25%
Overall (All Time): #180,468 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12091578 Clear-coated stainless steel sheet Satoshi SAMPEI, Nobuhiko Hiraide, Tooru Matsuhashi 2024-09-17
11946126 Welded structure and storage tank Takuya SAKURABA, Yuji Kaga, Toyohiko Kakihara 2024-04-02
10513763 Ferritic stainless steel plate which has excellent ridging resistance and method of production of same Masaharu Hatano, Akihiko Takahashi, Ken Kimura, Shinichi Teraoka 2019-12-24
10513747 Ferritic stainless steel sheet exhibiting small increase in strength after aging heat treatment, and method of producing the same Ken Kimura, Junichi Hamada, Akihito Yamagishi, Naoto Hansaki 2019-12-24
10358689 Method of producing ferritic stainless steel sheet Junichi Hamada 2019-07-23
10358707 Ferritic stainless steel plate which has excellent ridging resistance and method of production of same Masaharu Hatano, Akihiko Takahashi, Ken Kimura, Shinichi Teraoka 2019-07-23
9938598 High-purity ferritic stainless steel sheet with excellent oxidation resistance and high-temperature strength, and process for producing the same Masaharu Hatano, Akihiko Takahashi 2018-04-10
9837567 Stainless steel substrate for solar cell having superior insulating properties and low thermal expansion coefficient and method of producing the same Masaharu Hatano, Kenji Hattori 2017-12-05
9771640 Ferritic stainless steel plate which has excellent ridging resistance and method of production of same Masaharu Hatano, Akihiko Takahashi, Ken Kimura, Shinichi Teraoka 2017-09-26
9289964 High purity ferritic stainless steel sheet excellent in corrosion resistance and anti-glare property Masaharu Hatano, Hiroyuki Matsuyama, Akihito Yamagishi, Naoto Hansaki 2016-03-22
8721960 High-purity ferritic stainless steels excellent in corrosion resistance and method of production of same Masaharu Hatano, Akihiko Takahashi, Shigenori Takahata 2014-05-13
8432244 Power distribution transformer and tank therefor Masao Hosokawa, Mitsuaki Kawashima, Kazuyuki Fukui, Kouji Yamashita, Izumi Muto +1 more 2013-04-30
8303733 Ferrite-austenite stainless steel sheet for structural component excellent in workability and impact-absorbing property and method for producing the same Junichi Hamada, Haruhiko Kajimura 2012-11-06
8226780 Ferrite-austenite stainless steel sheet excellent in ridging resistance and workability and process for manufacturing the same Masaharu Hatano, Akihiko Takahashi, Ken Kimura 2012-07-24
8143985 Power distribution transformer and tank therefor Masao Hosokawa, Mitsuaki Kawashima, Kazuyuki Fukui, Kouji Yamashita, Izumi Muto +1 more 2012-03-27
7843298 Power distribution transformer and tank therefor Masao Hosokawa, Mitsuaki Kawashima, Kazuyuki Fukui, Kouji Yamashita, Izumi Muto +1 more 2010-11-30
7214277 Method for manufacturing non-oriented electrical steel sheet having high magnetic flux density Yousuke Kurosaki, Takeshi Kubota, Hideaki Yamamura, Takashi Arai, Yoshihiro Arita +2 more 2007-05-08
7159641 Cooling drum for thin slab continuous casting, processing method and apparatus thereof, and thin slab and continuous casting method thereof Hideaki Yamamura, Naoya Hamada, Tadahiro Izu, Yasushi Kurisu, Isao Suichi +7 more 2007-01-09
6896033 Cooling drum for continuously casting thin cast piece and fabricating method and device therefor and thin cast piece and continuous casting method therefor Hideaki Yamamura, Naoya Hamada, Tadahiro Izu, Yasushi Kurisu, Isao Suichi +7 more 2005-05-24
6099665 Method for producing Cr-Ni type stainless steel thin sheet having excellent surface quality Shin-ichi Teraoka, Toshiyuki Suehiro, Tetsurou Takeshita, Shunji Shoda, Takashi Arai +2 more 2000-08-08
6090229 Low anisotropic Cr-Ni-based hot rolled stainless steel sheet and process for its production Shin-ichi Teraoka 2000-07-18
5853501 Hot rolled Cr-Ni stainless steel plate of low anisotropy and process for producing the same Shin-ichi Teraoka 1998-12-29
5467811 Thin cast strip of austenitic stainless steel and cold-rolled sheet in thin strip form and processes for producing said strip and sheet Toshiyuki Suehiro, Shinichi Teraoka, Yoshimori Fukuda, Shuichi Inoue 1995-11-21