Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8710824 | Voltage detector having voltage detection printed board | Yoshifumi Ibuki, Shigeki Amadatsu, Tomohiko Kitano | 2014-04-29 |
| 8629674 | Current detection printed board, voltage detection printed board, current/voltage detection printed board, current/voltage detector, current detector and voltage detector | Yoshifumi Ibuki, Hideo Ito | 2014-01-14 |
| 8427134 | Current detection printed board, voltage detection printed board, current/voltage detection printed board, current/voltage detector, current detector and voltage detector | Yoshifumi Ibuki, Hideo Ito | 2013-04-23 |
| 8203859 | High frequency device with variable frequency and variable load impedance matching | Kosuke Maeda, Ryohei Tanaka, Hideo Ito | 2012-06-19 |
| 7714594 | Current detection printed board, voltage detection printed board, and current/voltage detector using same, and current detector and voltage detector | Yoshifumi Ibuki, Shigeki Amadatsu, Tomohiko Kitano | 2010-05-11 |
| 7495524 | Impedance matching apparatus | Shinichi Negi, Kosuke Maeda | 2009-02-24 |
| 7489145 | Plasma processing system | Hiroshi Matoba, Ryohei Tanaka, Shigeki Amadatsu | 2009-02-10 |
| 6946847 | Impedance matching device provided with reactance-impedance table | Yasuhiro Nishimori, Masakatsu Mito, Yuji Ishida, Koji Itadani | 2005-09-20 |