Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9136547 | Fuel cell system | Dong-Rak Kim, Hyun Jong Kim | 2015-09-15 |
| 8771893 | Fuel cell system and operating method thereof | Ulrike Krewer, Jun Young Park, Jin-Hwa Lee, Hye-jung Cho | 2014-07-08 |
| 8470481 | Power supply unit | Katsumi Kozu, Masahiro Takada, Satoshi Shibutani, So Kuranaka | 2013-06-25 |
| 8182955 | Method for operating fuel cell and fuel cell system | Katsumi Kozu, Masahiro Takada, Satoshi Shibutani | 2012-05-22 |
| 7994765 | Power supply device | Masahiro Takada | 2011-08-09 |
| 7968238 | Method for operating fuel cell system | Takashi Akiyama, Hideyuki Ueda, Masahiro Takada | 2011-06-28 |
| 7872448 | Power supply system and portable equipment using the same | Akihiro Taniguchi | 2011-01-18 |
| 7855019 | Method for operating fuel cell and fuel cell system | Katsumi Kozu, Masahiro Takada, Satoshi Shibutani | 2010-12-21 |
| 7846577 | Battery pack | Katsumi Kozu, So Kuranaka | 2010-12-07 |
| 7768236 | Electrical device and battery pack for preventing polarity reversal of battery | Koshi Takamura, Harunari Shimamura | 2010-08-03 |
| 7750597 | Power supply apparatus | Masahiro Takada | 2010-07-06 |
| 7719252 | Power supply | Masahiro Takada, Katsumi Kozu, Takeshi Shimamoto | 2010-05-18 |
| 7692330 | Electronic equipment, and battery pack and load apparatus used in the same | Masahiro Takada, Takeshi Shimamoto | 2010-04-06 |
| 7687167 | Power supply unit | Katsumi Kozu, Masahiro Takada, Satoshi Shibutani, So Kuranaka | 2010-03-30 |
| 7682716 | Method for operating fuel cell and fuel cell system | Katsumi Kozu, Masahiro Takada, Satoshi Shibutani | 2010-03-23 |
| 7129674 | Power supply apparatus having control section for controlling quantity of fuel to be supplied to fuel cell | Masahiro Takada, Katsumi Kozu, So Kuranaka | 2006-10-31 |
| 6882131 | Power supply apparatus | Masahiro Takada, Katsumi Kozu | 2005-04-19 |
| 6823733 | Z-axis vibration gyroscope | — | 2004-11-30 |
| 6819990 | Touch panel input for automotive devices | — | 2004-11-16 |
| 6584841 | Angular rate sensor | Motoki Ogata, Junichi Yukawa, Koji Yamamoto, Masahiro Saito, Takeshi Uemura | 2003-07-01 |
| 6412347 | Angle speed sensor | Keisuke Kuroda, Takeshi Uemura, Masahiro Saito | 2002-07-02 |
| 6220094 | Angular velocity sensor driving circuit | Takeshi Uemura, Jiro Terada, Masami Tamura, Kiyohito Nakazawa | 2001-04-24 |
| 5581032 | Angular velocity sensor device | Takeshi Uemura, Jiro Terada, Masaharu Ushihara, Junichi Yukawa, Hiroaki Mouri +2 more | 1996-12-03 |
| 5447066 | Angular velocity sensor having a tuning fork construction and its method of manufacture | Jiro Terada, Hiroshi Takenaka, Masaharu Ushihara, Sumitake Yoshida, Masami Tamura | 1995-09-05 |
| 5239868 | Angular rate detecting device | Hiroshi Takenaka, Mikio Nozu, Hiroshi Senda, Jiro Terada, Kazumitsu Ueda +2 more | 1993-08-31 |