Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8276946 | Threaded joint for steel tubes | Masanari Kimoto, Kunio Goto, Masaru Takahashi, Shigeo Nagasaku, Ryuichi Imai +2 more | 2012-10-02 |
| 7998329 | Porous nickel foil for negative electrode of alkaline battery, production method therefor and production device therefor | Toshiaki Shiota, Ryoichi Noumi, Masanari Kimoto | 2011-08-16 |
| 7641169 | Substrate for a stamper | Futoshi Katsuki, Atsuhiko Kuroda | 2010-01-05 |
| 7399535 | Hot press-formed article | Yukihiro Yoshikawa, Kazuhito Imai, Tamotsu Toki, Shuntaro Sudo, Akira Obayashi +1 more | 2008-07-15 |
| 7314560 | Cyclone separator | Hideto Yoshida, Kazuaki Takahashi, Junichi Nakamura | 2008-01-01 |
| 7311824 | Fine particle separation treatment system and cyclone separator | Hideto Yoshida, Kazuaki Takahashi, Junichi Nakamura | 2007-12-25 |
| 6878458 | Metal foil for current collector of secondary battery and method of producing the same | Hirohisa Seto, Tadayuki Tamaki, Toshiaki Shiota, Ryoichi Noumi, Masanari Kimoto | 2005-04-12 |
| 5584428 | Process for manufacturing clad pipe | Atsushi Satoh, Hiroshi Okamoto, Jun-ichi Uchida, Kazuhiro Ogawa, Takao Taka +2 more | 1996-12-17 |
| 5356724 | Excellent far-infrared radiating material | Tetsuaki Tsuda, Yasuhiro Yamamoto, Junichi Uchida, Hirohisa Seto, Shinya Hikino | 1994-10-18 |
| 4871194 | Oil well pipe joint and manufacturing method therefor | Hisakazu Kawashima, Yoshiyasu Morita, Minoru Nishihara, Tetsuzo Arai | 1989-10-03 |
| 4630849 | Oil well pipe joint | Minoru Nishihara, Toshiro Mase, Yoshiyasu Morita, Hisakazu Kawashima | 1986-12-23 |
| 4474651 | Oil well casing and tubing joint and production of same | Akihiro Yauchi, Minoru Nishihara, Hisakazu Kawashima, Yoshiyasu Morita | 1984-10-02 |
| 4464232 | Production of one-side electroplated steel sheet | Shigeru Wakano, Akito Sakoda, Minoru Nishihara | 1984-08-07 |