Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689765 | Method for cleaning wire and device therefor | — | 2020-06-23 |
| 7691483 | Resin-coated metal sheet | Yoichiro Yamanaka, Takeshi Suzuki, Hiroki Iwasa, Junichi Kitagawa, Shinsuke Watanabe +1 more | 2010-04-06 |
| 5997664 | Method for producing galvanized steel sheet | Kenji Tahara, Junichi Inagaki, Masaaki Yamashita | 1999-12-07 |
| 5861218 | Zinciferous plated steel sheet and method for manufacturing same | Michitaka Sakurai, Akira Hiraya, Junichi Inagaki, Takayuki Urakawa, Satoshi Hashimoto +2 more | 1999-01-19 |
| 5810991 | Zinc-electroplated steel sheet and method thereof | Takayuki Urakawa, Hideharu Koga, Toru Imokawa | 1998-09-22 |
| 5650238 | Zinc-electroplated steel sheet | Takayuki Urakawa, Hideharu Koga, Toru Imokawa | 1997-07-22 |
| 5641578 | Weldable black steel sheet | Naoto Yoshimi, Masaaki Yamashita, Toshiyuki Ookuma, Tatsuya Miyoshi, Tsutomu Watanabe | 1997-06-24 |
| 5629099 | Alloying-treated iron-zinc alloy dip-plated steel sheet excellent in press-formability and method for manufacturing same | Michitaka Sakurai, Kenji Tahara, Junichi Inagaki | 1997-05-13 |
| 5609968 | Weldable colored steel sheet | Naoto Yoshimi, Masaaki Yamashita, Toshiyuki Ookuma, Tatsuya Miyoshi | 1997-03-11 |
| 5589279 | Weldable black steel sheet | Naoto Yoshimi, Masaaki Yamashita | 1996-12-31 |
| 5556715 | Weldable colored steel sheet | Naoto Yoshimi, Masaaki Yamashita | 1996-09-17 |
| 5500290 | Surface treated steel sheet | Satoru Udagawa, Masaki Abe, Satoru Ando, Yasuhiro Matsuki, Yukimitsu Shiohara +2 more | 1996-03-19 |
| 5496652 | Zinc-plated steel plate having resin coating film | Kenichi Sasaki, Toshiyuki Okuma, Masaaki Yamashita | 1996-03-05 |
| 5494706 | Method for producing zinc coated steel sheet | Masaki Abe, Satoru Ando, Yukimitsu Shiohara | 1996-02-27 |
| 5458764 | Method of manufacturing plated steel sheet with zn-cr alloy plating | Takayuki Urakawa, Satoru Ando | 1995-10-17 |
| 5456816 | Nickel alloy electroplated cold-rolled steel sheet excellent in press-formability and phosphating-treatability and method for manufacturing same | Akihiko Furuta, Tadashi Ono, Yoshinori Yomura, Shuichi Iwado | 1995-10-10 |
| 5429880 | Organic composite coated steel sheet and a process for manufacturing the same | Takahiro Kubota, Masaaki Yamashita, Yoshio Kikuta, Kimio Kobori, Hideaki Ogata | 1995-07-04 |
| 5421988 | Method of manufacturing plated steel sheet with Zn-Cr composite plating | Satoru Ando, Takayuki Urakawa, Masaki Abe | 1995-06-06 |
| 5393605 | Zinciferous plated steel sheet excellent in press-formability and corrosion resistance | Tatsuya Miyoshi, Toshiyuki Okuma, Masaaki Yamashita, Norio Kosaka | 1995-02-28 |
| 5391290 | Method for continuously tin-electroplating metal strip | Mikiyuki Ichiba, Hiroki Iwasa, Masaaki Yamashita, Katsumi Kojima | 1995-02-21 |
| 5387473 | Weldable black steel sheet with low-gloss appearance | Naoto Yoshimi, Masaaki Yamashita | 1995-02-07 |
| 5336567 | Nickel alloy electroplated cold-rolled steel sheet excellent in press-formability and phosphating-treatability | Akihiko Furuta, Tadashi Ono, Yoshinori Yomura, Shuichi Iwado | 1994-08-09 |
| 5275716 | Method for manufacturing tin-electroplated cold-rolled steel strip | Katsumi Kojima, Mikiyuki Ichiba, Hiroki Iwasa | 1994-01-04 |
| 4898649 | Method for manufacturing electrolytically chromated steel sheet | Hiroki Iwasa, Hirohide Furuya | 1990-02-06 |
| 4875984 | Method for manufacturing electrolytically chromated steel sheet | Hiroki Iwasa, Hirohide Furuya | 1989-10-24 |