Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10714761 | Catalyst layer for fuel cell, and fuel cell | Kazuya Yamasaki, Hitoshi Ishimoto, Keiichi Kondou | 2020-07-14 |
| 10707494 | Gas diffusion layer for fuel cell, method for manufacturing said layer, membrane-electrode assembly, and fuel cell | Tsutomu Kawashima, Keiichi Kondou, Koji Ogawa | 2020-07-07 |
| 9366011 | Work machine management device | Kazuki Kubota, Hiroyuki Adachi, Shohei Kamiya, Yutaka Watanabe, Hiroshi Sazanami | 2016-06-14 |
| 9001497 | Electrode foil and capacitor using same | Akiyoshi Oshima, Hiroki Kamiguchi, Hitoshi Ishimoto | 2015-04-07 |
| 8971022 | Electrode foil and method for manufacturing same, and capacitor | Hitoshi Ishimoto, Hiroki Kamiguchi | 2015-03-03 |
| 8749954 | Electrode foil and capacitor using same | Hitoshi Ishimoto, Ayumi Kochi, Tomohiro Maruoka, Naomi Kurihara, Takao Sato | 2014-06-10 |
| 8654509 | Electrode foil, process for producing same, and capacitor using electrode foil | Hitoshi Ishimoto | 2014-02-18 |
| 7794883 | Nonaqueous electrolyte secondary battery | Naoki Matsumura, Emiko Igaki, Motoi Kawamura, Miyuki Nakai | 2010-09-14 |
| 7239147 | Method and device for inspecting secondary battery precursor and method for manufacturing secondary battery using the inspection method | Toshiro Kume, Emiko Igaki, Shuji Tsutsumi, Mikinari Shimada, Masakazu Tanahashi +2 more | 2007-07-03 |
| 6733545 | Solid electrolytic capacitor and method of manufacturing the same | Seigo Shiraishi, Emiko Igaki, Masakazu Tanahashi, Mikinari Shimada | 2004-05-11 |
| 6426866 | Solid electrolytic capacitor and method of manufacturing the same | Seigo Shiraishi, Emiko Igaki, Masakazu Tanahashi, Mikinari Shimada | 2002-07-30 |
| 4607174 | Voltage detection circuit using threshold as reference voltage for detecting input voltage | Haruo Niki | 1986-08-19 |
| 4556805 | Comparator circuit having hysteresis voltage substantially independent of variation in power supply voltage | — | 1985-12-03 |
| 4476427 | Pulse signal processing circuit having a protection circuit against over-current breakdown | Takashi Kaneko | 1984-10-09 |
| 4438349 | Hysteresis circuit having a stable output free from noise superposed on input signal | — | 1984-03-20 |
| 4290026 | Power amplifier whose bias voltage changes depending on power supply voltage | — | 1981-09-15 |
| 4287390 | Power amplifier apparatus having over-current protection function | Hirokazu Fukaya | 1981-09-01 |