Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10104552 | Wireless relay device, wireless communication system, and wireless relay method | Naoyuki Fujimoto, Masato Yamaji, Kenichi Takeda, Yota Furukawa | 2018-10-16 |
| 9992743 | Wireless device, gateway apparatus, and wireless communication system | Masato Yamaji, Kenichi Takeda, Naoyuki Fujimoto, Minoru Midorikawa | 2018-06-05 |
| 7280877 | Facility control monitor method and facility control monitor apparatus | Noriyasu Sagara, Yuji Tsubota | 2007-10-09 |
| 6088244 | Switching power supply using a single isolating element to facilitate multiple functions | Hideaki Matsumura, Takumi Oe, Iwao Nakanishi | 2000-07-11 |
| 6023178 | Pulse width control IC circuit and switching power supply unit | Hideaki Matsumura, Takumi Ooe, Iwao Nakanishi, Masuo Hanawaka | 2000-02-08 |
| 5862044 | Switching power supply unit | Hideaki Matsumura, Takumi Ooe | 1999-01-19 |
| 5065301 | Switching power supply | Masuo Hanawaka | 1991-11-12 |