Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6358487 | Carbon black and process for producing the same | Nobutake Mise, Yutaka Fukuyama, Yuuichi Sekine, Takaharu Yamamoto, Hiroaki Takehara +5 more | 2002-03-19 |
| 6019829 | Carbon black aggregate | Syushichi Yoshimura, Michihiro Ikeda, Tadashi Hashiguchi, Akiyoshi Ohnishi, Shuuhei Taohata | 2000-02-01 |
| 5506782 | Operation management system for coke oven | Kunio Ishikawa, Yoshifumi Komatsu, Haruo Watanabe, Masaharu Someya, Michio Toyota +6 more | 1996-04-09 |
| 5314168 | Apparatus and method for controlling operation of quenching car/bucket for coke oven | Haruo Watanabe, Susumu Sonoki, Yoichi Kanemasa, Kazuo Sagara, Takashi Yoshimune +1 more | 1994-05-24 |
| 5253846 | Apparatus and method for controlling operation of quenching car/bucket car for coke oven | Haruo Watanabe, Susumu Sonoki, Yoichi Kanemasa, Kazuo Sagara, Takashi Yoshimune +1 more | 1993-10-19 |
| 4980028 | Method of controlling fuel for a coke oven | Yoshio Yoshino, Koji Tsuchihashi, Kenzo Tsujikawa, Yukio Yamaguchi | 1990-12-25 |
| 4655878 | Method of regulating fuel supply rate for heating a coke oven | Yoshio Yoshino, Koji Tsuchihashi, Kenzo Tsujikawa, Takashi Takaoka, Yukio Yamaguchi | 1987-04-07 |
| 4577385 | Method and apparatus for repairing a wall of coke oven | Kunio Ishikawa, Takahisa Fukao, Katsushige Yoshida | 1986-03-25 |
| 4574638 | Device for detecting end-shape of steel tube | Tsugio Sekii | 1986-03-11 |
| 4447805 | Apparatus for measuring temperature of coke ovens | Noboru Okubo, Keiichi Sigyo, Hideo Nakajima, Hiroaki Fukui, Toshio Yamada +1 more | 1984-05-08 |
| 4359362 | Method and apparatus for preventing generation of smoke from coke ovens | — | 1982-11-16 |