Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421077 | Wireless power supply system for elevators and elevator system | Mariko Nakagawa, Miyuki Takeshita, Hidehito YOSHIDA, Hirohisa Kuwano, Takuya MIURA | 2025-09-23 |
| 12283826 | Power receiving device and wireless power transfer system | Hidehito YOSHIDA | 2025-04-22 |
| 12166497 | Power conversion device | Atsushi Matsuda, Satoshi OJIKA, Shinichiro OIKAWA | 2024-12-10 |
| 12040716 | DC/DC converter with parallel converters and switching control performed using phases different among the converters | Hiroyuki Yoshino | 2024-07-16 |
| 11960250 | Electric power conversion apparatus having a controller that switches a control scheme of a main circuit | Shota Watanabe | 2024-04-16 |
| 11936304 | DC/DC converter circuit and electric propulsion power source | Satoshi OJIKA | 2024-03-19 |
| 11527947 | Power conversion device having a configuration for simultaneous wired and wireless charging | Hiroyasu Iwabuki, Ryota Kondo, Takaaki TAKAHARA, Hiroto Mizutani, Takuya Nakanishi +1 more | 2022-12-13 |
| 11462946 | Non-contact power supply system and power transmission device | Takuya Nakanishi | 2022-10-04 |
| 11171574 | Power conversion device with estimation of load voltage based on electrostatic capacitance of load or correction coefficient | Ryota ASAKURA, Takahiro Inoue | 2021-11-09 |
| 11092129 | Barrier-discharge-type ignition apparatus | Ryota ASAKURA, Takahiro Inoue | 2021-08-17 |
| 11095156 | Power conversion device and non-contact power supplying system | Takuya Yabumoto | 2021-08-17 |
| 11070054 | Power controller | Satoshi OJIKA, Toshio Okamura, Shinichiro OIKAWA | 2021-07-20 |
| 10907606 | Ignition device | Takahiro Inoue, Taichiro Tamida, Ryota ASAKURA, Takashi Hashimoto | 2021-02-02 |
| 10622906 | Power conversion apparatus and electric propulsion system | Hiroyuki Osuga, Takayuki Hidaka, Takashi Miyamoto, Satoshi OJIKA | 2020-04-14 |
| 10522978 | Ignition plug and ignition system including the same | Taichiro Tamida, Takahiro Inoue, Takashi Hashimoto, Akira Nakagawa, Takayoshi Nagai +4 more | 2019-12-31 |
| 10516337 | DC voltage conversion circuit | Satoshi OJIKA, Satoshi Shintaku | 2019-12-24 |
| 10436127 | Combustion-stabilizing device and combustion-stabilizing method for internal combustion engine | Takahiro Inoue, Taichiro Tamida, Takashi Hashimoto, Noboru Wada, Akira Nakagawa +1 more | 2019-10-08 |
| 9709017 | Ignition device of spark-ignition internal combustion engine | Takashi Hashimoto, Takayoshi Nagai | 2017-07-18 |
| 9516714 | LED lighting device | Hirohisa Kuwano, Takayoshi Nagai | 2016-12-06 |