Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8710440 | Measuring device and measuring method that use pulsed electromagnetic wave | Keiji Tsukada | 2014-04-29 |
| 8300223 | Measurement device for the distribution of chemical concentration | Keiji Tsukada | 2012-10-30 |
| 7759931 | Device for measuring magnetic impedance | Keiji Tsukada | 2010-07-20 |
| 7525308 | Magnetic detecting device and material identifying device | Keiji Tsukada | 2009-04-28 |