Issued Patents All Time
Showing 1–25 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11466706 | Valve device | Hiroaki Fujiwara, Hiroshi Itoh | 2022-10-11 |
| 11293560 | Solenoid flow control valve | Hiroaki Fujiwara | 2022-04-05 |
| 9388912 | Proportional solenoid control valve | Yuko Funakubo, Masahiro Matsuo | 2016-07-12 |
| 8980116 | Ferrite sintered magnet | Shigeki Yanagida, Yuuki Aburakawa, Naoki Mori, Yoshihiko Minachi | 2015-03-17 |
| 8824938 | Image forming apparatus | Kanji Nakayama, Masayasu Haga, Tomohisa Yoshida, Wataru Onoda, Narutaka Yoshida | 2014-09-02 |
| 8693929 | Image forming apparatus | Tomohisa Yoshida, Masayasu Haga, Kanji Nakayama, Wataru Onoda, Narutaka Yoshida | 2014-04-08 |
| 8639167 | Developing device and image forming device | Kanji Nakayama, Masayasu Haga, Tomohisa Yoshida, Wataru Onoda, Yoshiyuki Iguchi | 2014-01-28 |
| 8505581 | Pressure compensated electromagnetic proportional directional flow control valve | Masahiro Matsuo, Yuko Funakubo | 2013-08-13 |
| 8470507 | Hybrid developing carrier, hybrid developing device and image-forming apparatus | — | 2013-06-25 |
| 8356546 | Holding control valve | Masahiro Matsuo, Makoto Ito | 2013-01-22 |
| 7919007 | Ferrite magnetic material | Yoshihiko Minachi, Yuuki Aburakawa, Yoshinori Fujikawa, Satoko Ueda | 2011-04-05 |
| 7879469 | Ferrite magnet powder, sintered magnet, bond magnet, and magnetic recording medium | Yoshihiko Minachi | 2011-02-01 |
| 7713433 | Ferrite magnetic material and ferrite sintered magnet | Yoshihiko Minachi, Junichi Nagaoka, Shunsuke Kurasawa, Taku Murase | 2010-05-11 |
| 7481947 | Ferrite magnetic material and ferrite sintered magnet | Yoshihiko Minachi, Junichi Nagaoka, Shunsuke Kurasawa, Taku Murase, Takeshi Masuda +2 more | 2009-01-27 |
| 7336408 | Reflecting mirror supporting mechanism | Takeharu Oshima | 2008-02-26 |
| 7232232 | Reflector device | Takeharu Oshima | 2007-06-19 |
| 7125129 | Mirror support mechanism and optical apparatus using the same | Takeharu Oshima | 2006-10-24 |
| 6868671 | Hydraulic circuit for a crane | Masaaki Ehara, Katsuki Yamagata, Taisuke Tsunoo, Takahiro Kobayashi, Ryo Yamamoto | 2005-03-22 |
| 6821109 | Resin material supply apparatus and method | Yoshitaka Hirose | 2004-11-23 |
| 6235430 | Alkaline storage battery | Yasuko Hoshina, Miho Okamoto, Munehisa Ikoma | 2001-05-22 |
| 6190573 | Extrusion-molded magnetic body comprising samarium-iron-nitrogen system magnetic particles | — | 2001-02-20 |
| 6136487 | Developing method | Tamotsu Shimizu, Yoshio Sakagawa, Yoshiyuki Iguchi | 2000-10-24 |
| 6020717 | Monitoring apparatus for a series assembly of battery modules | Eiji Kadouchi, Yuichi Watanabe, Megumi Kinoshita, Kanji Takata | 2000-02-01 |
| 5955216 | Sealed alkaline storage battery | Yasuko Hoshina, Yohei Hattori, Nobuyasu Morishita, Munehisa Ikoma | 1999-09-21 |
| 5912868 | Optical head for reproducing data from first and second optical disks | Hideki Hayashi, Sadao Mizuno, Kenichiro Urairi, Yoshiaki Komma | 1999-06-15 |