Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7298211 | Power amplifying apparatus | — | 2007-11-20 |
| 6809511 | Device power supply and IC test apparatus | — | 2004-10-26 |
| 6741133 | High output amplifier for stable operation | Kenji Kinsho | 2004-05-25 |
| 5933017 | Prober interface card for shortening the settling time | Yoshiyuki Bessho, Norio Sone | 1999-08-03 |
| 5285151 | Method and apparatus for measuring the breakdown voltage of semiconductor devices | Hiroshi Nada | 1994-02-08 |
| 5241269 | Apparatus and method for measuring hysteresis characteristics in a high frequency range | Shigeo Kamiya | 1993-08-31 |
| 5057780 | Method and apparatus for measuring trigger and latchback voltage of a semiconductor device | Norio Sone | 1991-10-15 |
| 4914312 | Pulsed power supply for determining breakdown voltage | Norio Sone, Masaharu Goto | 1990-04-03 |
| 4481464 | Apparatus for measuring time variant device impedance | Hitoshi Noguchi, Tomoyuki Akiyama, Hideo Okara, Hisao Yoshino | 1984-11-06 |