Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12423385 | Automatic classification of messages based on keywords | Ojuro Yokoyama, Noritoshi Yoshiyama, Anatassios Markas | 2025-09-23 |
| 11142646 | Vehicle headlight assembly | — | 2021-10-12 |
| 10802011 | Coal-to-coal adhesiveness evaluation method | Kiyoshi Fukada, Hidekazu Fujimoto, Izumi Shimoyama, Takashi Anyashiki, Tetsuya Yamamoto +1 more | 2020-10-13 |
| 10144891 | Method for preparing coal mixture for cokemaking, coal mixture, and method for producing coke | Izumi Shimoyama, Takashi Anyashiki, Kiyoshi Fukada, Hidekazu Fujimoto | 2018-12-04 |
| 9970921 | Method for evaluating weathering degree of coal, method for evaluating coking property of weathered coal, method for controlling weathering degree of coal, and method for producing coke | Takashi Anyashiki, Kiyoshi Fukada, Yusuke Dohi, Hidekazu Fujimoto, Izumi Shimoyama | 2018-05-15 |
| 9857350 | Coal-to-coal adhesiveness evaluation method | Kiyoshi Fukada, Hidekazu Fujimoto, Izumi Shimoyama, Takashi Anyashiki, Tetsuya Yamamoto +1 more | 2018-01-02 |
| 9850441 | Method for blending coals, and method for producing coke | Kiyoshi Fukada, Hidekazu Fujimoto, Izumi Shimoyama, Takashi Anyashiki, Tetsuya Yamamoto +1 more | 2017-12-26 |
| 9845439 | Method for blending coals for cokemaking and method for producing coke | Izumi Shimoyama, Takashi Anyashiki, Kiyoshi Fukada, Hidekazu Fujimoto, Tetsuya Yamamoto | 2017-12-19 |
| 9708558 | Method for preparing coal for coke making | Yusuke Dohi, Izumi Shimoyama, Kiyoshi Fukada | 2017-07-18 |
| 9463980 | Method for manufacturing coke | Kiyoshi Fukada, Izumi Shimoyama, Takashi Anyashiki, Hidekazu Fujimoto, Tetsuya Yamamoto +1 more | 2016-10-11 |
| 9364921 | Method of manufacturing laser welded steel pipe | Koji Yano, Kenji Oi | 2016-06-14 |
| 9340740 | Method for evaluating thermal plasticity of coals and caking additives, and method for producing coke | Yusuke Dohi, Izumi Shimoyama, Kiyoshi Fukada, Tetsuya Yamamoto | 2016-05-17 |
| 9266195 | Laser welding method | Koji Yano | 2016-02-23 |
| 9102892 | Method for preparing coal for coke making | Yusuke Dohi, Izumi Shimoyama, Kiyoshi Fukada, Tetsuya Yamamoto | 2015-08-11 |
| D708247 | Wireless camera | Takayuki Ookawa, Yasuko Sekine | 2014-07-01 |
| 8754171 | Polyester composition | Masahiro Kurouchi | 2014-06-17 |
| D689037 | Interphone with a TV monitor | Takayuki Ookawa, Yasuko Sekine | 2013-09-03 |
| 8394417 | Method of producing a dry earthworm powder | Yoichi Ishii, Kazuyuki Ishii, Etsuo Yoshida, Sayaka Ishii | 2013-03-12 |
| 8137701 | Method of producing a dry earthworm powder | Yoichi Ishii, Etsuo Yoshida | 2012-03-20 |
| 7714045 | Colored thermoplastic resin compositions for laser welding, anthraquinone colorants therefor and molded product therfrom | Yoshiteru Hatase, Reiko Koshida, Ryuichi Hayashi | 2010-05-11 |
| 7619034 | Injection molding produced from biodegradable aromatic polyester blend composition and process for producing the same | Akiko Mizutani, Mureo Kaku | 2009-11-17 |
| 7513947 | Colored thermoplastic resin compositions for laser welding, specific neutral anthraquinone dyes as colorants therefor, and molded product therefrom | Reiko Koshida, Yoshiteru Hatase, Ryuichi Hayashi | 2009-04-07 |
| 7485675 | Colored thermoplastic resin compositions for laser welding, specific neutral anthraquinone dyes as colorants therefor, and molded product therefrom | Reiko Koshida, Yoshiteru Hatase, Ryuichi Hayashi | 2009-02-03 |
| D584346 | Printer | — | 2009-01-06 |
| D576670 | Printer | — | 2008-09-09 |