Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8141426 | Displacement measurement apparatus for microstructure and displcement measurement method thereof | Naoki Ikeuchi, Hisashi Fujiwara, Masato Hayashi | 2012-03-27 |
| 8130593 | Pressure wave generator and temperature controlling method thereof | Masato Hayashi, Nobuyoshi Koshida | 2012-03-06 |
| 7994443 | Switch array | Masato Hayashi, Tetsuya Hasebe, Muneo Harada, Katsuya Okumura | 2011-08-09 |
| 7891090 | Method for manufacturing an interposer | Tomohisa Hoshino | 2011-02-22 |
| 7866038 | Through substrate, interposer and manufacturing method of through substrate | Kenichi Kagawa, Tomohisa Hoshino | 2011-01-11 |
| 7726190 | Device, method and program for inspecting microstructure | Toshiyuki Matsumoto, Naoki Ikeuchi, Keiichi Enjoji, Masato Hayashi | 2010-06-01 |
| 7557590 | Capacitance detection circuit and capacitance detection method | — | 2009-07-07 |
| 7383732 | Device for inspecting micro structure, method for inspecting micro structure and program for inspecting micro structure | Katsuya Okumura, Toshiyuki Matsumoto, Naoki Ikeuchi | 2008-06-10 |
| 7368920 | Potential fixing device and potential fixing method | — | 2008-05-06 |
| 7348788 | Probing card and inspection apparatus for microstructure | Naoki Ikeuchi | 2008-03-25 |
| 7088112 | Sensor capacity sensing apparatus and sensor capacity sensing method | — | 2006-08-08 |
| 7046016 | Potential fixing device, potential fixing method, and capacitance measuring instrument | Koichi Nakano | 2006-05-16 |
| 7034551 | Electrostatic capacitance detection circuit and microphone device | Naoki Ikeuchi | 2006-04-25 |
| 7023223 | Impedance measuring circuit and capacitance measuring circuit | Naoki Ikeuchi, Toshiyuki Matsumoto, Koichi Nakano | 2006-04-04 |
| 7019540 | Electrostatic capacitance detection circuit and microphone device | Naoki Ikeuchi | 2006-03-28 |
| 7005865 | Circuit and method for impedance detection | Naoki Ikeuchi | 2006-02-28 |
| 6900751 | Logarithmic digital to analog converter having multipliers coupled to reference voltages | — | 2005-05-31 |
| 6756790 | Impedance detection circuit, impedance detection device, and impedance detection method | Toshiyuki Matsumoto, Yoshihiro Hirota, Kouichi Nakano | 2004-06-29 |
| 6633247 | Logarithmic a/d converter, method of logarithmic a/d conversion logarithmic d/a converter, method of logarithmic d/a conversion, and system for measuring physical quantity | — | 2003-10-14 |