Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12311466 | Welding method and welded member | Yasutaka KAWADA, Yoshinobu Makino | 2025-05-27 |
| 12114624 | Utility work device | Keisuke Igarashi, Kazuyuki Tashiro | 2024-10-15 |
| 11802885 | Sensor processing system, sensor system, and sensor processing method | — | 2023-10-31 |
| 10309003 | Honeycomb structure, and manufacturing method of the same | Shiho Matsui, Takayuki Inoue | 2019-06-04 |
| 10231920 | Skin cleansing composition | Hitoshi Tajima | 2019-03-19 |
| 9943709 | Skin cleansing composition | Atsushi Tomokuni, Koji Tanaka, Daisuke Sawa, Takashi Kawai | 2018-04-17 |
| 9778291 | AC input voltage interruption detection method and circuit | — | 2017-10-03 |
| 9499790 | Method for promoting differentiation of pluripotent stem cells into cardiac muscle cells | Norio Nakatsuji, Motonari Uesugi, Itsunari Minami, Tomomi Otsuji, Shinya Otsuka | 2016-11-22 |
| 9124254 | DC-DC converter control method and DC-DC converter control circuit | — | 2015-09-01 |
| 8928294 | Step-up switching power supply | — | 2015-01-06 |
| 8878508 | DC-DC converter control circuit and control method | — | 2014-11-04 |
| 8823351 | Overvoltage threshold control system of DC to DC converter | — | 2014-09-02 |
| 8658425 | Method for promoting differentiation of pluripotent stem cells into cardiac muscle cells | Norio Nakatsuji, Motonari Uesugi, Itsunari Minami, Tomomi Otsuji | 2014-02-25 |
| 8648624 | Voltage-to-current converter circuit | — | 2014-02-11 |
| 8598914 | Comparator circuit with current mirror | Kenichi Nishijima | 2013-12-03 |
| 8471540 | DC-DC converter | — | 2013-06-25 |
| 8253472 | Level shift circuit with noise blocking transmission circuit | Kenichi Nishijima | 2012-08-28 |
| 8174854 | Switching power supply system with reduced current consumption at light load | Satoshi Sugahara | 2012-05-08 |
| 8059437 | Integrated circuit and DC-DC converter formed by using the integrated circuit | — | 2011-11-15 |
| 8013585 | DC-DC converter and DC-DC power conversion method employing overcurrent protection | — | 2011-09-06 |
| 7906942 | Control circuit of DC-DC converter with synchronous rectifier adjusting signal to improve efficiency at light loads and control method thereof | Satoshi Sugahara | 2011-03-15 |
| 7901556 | Gas sensor equipped with cover assembly designed to minimize splashing of sensor element with water | — | 2011-03-08 |
| 7872461 | Reverse current stopping circuit of synchronous rectification type DC-DC converter | — | 2011-01-18 |
| 7812578 | DC-DC converter | Satoshi Sugahara, Tetsuya Kawashima, Akira Yamazaki | 2010-10-12 |
| 7708869 | Gas sensor | — | 2010-05-04 |