Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11796491 | X-ray spectroscopic analysis apparatus and elemental analysis method | Susumu Adachi, Asaka Kohiyama, Takuro Izumi, Takashi Omori, Kenji Sato | 2023-10-24 |
| 10707066 | Quadrupole mass filter and quadrupole mass spectrometrometer | Hiroko Ueda, Yoshihiro Ueno | 2020-07-07 |
| 9219284 | Fuel cell system and operation method thereof which ensures the system will perform normal operation after operating in a special operation mode | Motomichi Katou | 2015-12-22 |
| 8958923 | Distributed power supply system and control method thereof | Nin Kake, Hiroaki Kaku, Keiichi Sato, Hiroshi Nagasato, Akihito Ootani +3 more | 2015-02-17 |
| 8664592 | Time-of-flight mass spectrometer | Masaru Nishiguchi, Yoshihiro Ueno | 2014-03-04 |
| 8486572 | System and method of fuel cell power generation | Akinari Nakamura, Masataka Ozeki, Tomonori Asou | 2013-07-16 |
| 8415064 | Fuel cell system | Yoshikazu Tanaka, Hitoshi Oishi, Motomichi Katou | 2013-04-09 |
| 8263281 | Method for operating fuel-cell electricity-generating device | Masataka Ozeki, Akinari Nakamura | 2012-09-11 |
| 8159087 | Power generation system and operation method thereof | Motomichi Katou, Yasuhiro Mori | 2012-04-17 |
| 8129062 | Fuel cell system operation method | Yoshikazu Tanaka, Terumaru Harada, Tetsuya Ueda | 2012-03-06 |
| 8092701 | Grating, negative and replica gratings of the grating, and method of manufacturing the same | Tetsuya Nagano, Masaru Koeda, Makoto Sato, Akira Sato | 2012-01-10 |
| 8012640 | Method for operating fuel-cell electricity-generating device | Masataka Ozeki, Akinari Nakamura | 2011-09-06 |
| 7816048 | Fuel-cell power-generation system and method | Masataka Ozeki, Koichi Nishimura | 2010-10-19 |
| 7740987 | Fuel cell cogeneration system, method of operating | Tetsuya Ueda, Yoshiaki Yamamoto | 2010-06-22 |
| 7736815 | Method of operating a fuel cell system by detecting leakage of a combustible gas | Tetsuya Ueda, Akinari Nakamura | 2010-06-15 |
| 7691512 | Fuel-cell power-generation system and method | Masataka Ozeki, Koichi Nishimura | 2010-04-06 |
| 7504168 | Systems for controlling operation of a fuel cell electricity generating system responsive to detection of abnormalities | Tetsuya Ueda, Terumaru Harada, Masataka Ozeki, Masao Yamamoto, Akinari Nakamura +1 more | 2009-03-17 |
| 7192669 | System and method of fuel cell power generation | Akinari Nakamura, Masataka Ozeki, Tomonori Asou | 2007-03-20 |
| 7147951 | Cogeneration device | Akinari Nakamura, Yoshiaki Yamamoto | 2006-12-12 |
| 7128991 | Fuel cell electricity generator | Masataka Ozeki, Tomonori Asou, Akira Maenishi, Akinari Nakamura | 2006-10-31 |
| 7033687 | Fuel cell power generation system and method of controlling fuel cell power generation | Tetsuya Ueda, Masataka Ozeki, Tomonori Asou | 2006-04-25 |
| 7011901 | Fuel cell generation system and method | Tetsuya Ueda, Akinari Nakamura | 2006-03-14 |
| 6904337 | Power generation control system, power generation control method, program, and medium | Tetsuya Ueda, Osamu Ogawa, Jiro Suzuki | 2005-06-07 |
| 6841286 | Fuel cell system | Masataka Ozeki, Akinari Nakamura, Akira Maenishi | 2005-01-11 |
| 6800963 | Power controller, power generation system, and control method of power controller | Tetsuya Ueda, Masataka Ozeki, Hiroyuki Zimbo, Kiichi Koike | 2004-10-05 |