Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293978 | Voltage application device for testing plurality of devices and method of forming output voltage waveform | Katsuaki Sugiyama, Kenichi Narikawa, Koji Shinagawa, Takumi Nagura | 2022-04-05 |
| 11215362 | Flame detection system and flame level detection method | Takashi Watanabe, Yuichi Kumazawa, Kayo SUZUKI, Satoru Yamagishi | 2022-01-04 |
| 10502490 | Maintenance management device and method for high-temperature furnace equipment | Yuichi Kumazawa, Satoshi Kadoya, Katsumi Morikawa | 2019-12-10 |
| 10260747 | Combustion controlling device | Kayo SUZUKI, Takeshi Nishiyama | 2019-04-16 |
| 9453778 | Valve leak detecting method and combustion equipment | Satoru Yamagishi, Yuuichi Kumazawa | 2016-09-27 |
| 9360213 | Valve leak detecting method and combustion equipment | Satoru Yamagishi, Yuuichi Kumazawa | 2016-06-07 |
| 9070906 | Battery assembling apparatus and battery assembly manufacturing method | Kazutoshi Syuto, Tsuyoshi Yano, Koji Tamaru, Yuta Nemoto, Shogo Shibai +1 more | 2015-06-30 |
| 8618813 | Circuit fault detecting device and method | Satoru Yamagishi | 2013-12-31 |
| 8389146 | Terminal unit and method of manufacturing the same | Shigeru Takashiro, Hiroyasu Kado | 2013-03-05 |
| 6529030 | IC testing apparatus | — | 2003-03-04 |
| 4672876 | Rhythm tone source assigning apparatus for use in electronic musical instrument | Jun Sugiyama, Akira Suzuki, Kosei Terada, Shigenori Oguri | 1987-06-16 |