Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9377429 | Calibration liquid | — | 2016-06-28 |
| 9151727 | Liquid membrane type ion-selective electrode | — | 2015-10-06 |
| 9063071 | Multi-ion sensor | Hiromi Ohkawa | 2015-06-23 |
| 8758586 | Reference electrode | — | 2014-06-24 |
| 8608917 | Reference electrode | Manabu Shibata | 2013-12-17 |
| 8486246 | Reference electrode coated with ionic liquid and electrochemical measurement system using the reference electrode | Takashi Kakiuchi, Satoshi Nomura, Mikito Yamanuki, Manabu Shibata | 2013-07-16 |
| 8436622 | Method for measurement of content of water or organic acid in polar organic solvent, and apparatus for the method | Yuji Nishio | 2013-05-07 |
| 8262877 | Glass electrode and sensitive glass for the glass electrode | Yuji Nishio | 2012-09-11 |
| 8206567 | Reference electrode with non-blocking liquid junction | Naomi Kitaoka | 2012-06-26 |
| 8197651 | Ion-selective electrode | Yuji Nishio | 2012-06-12 |
| 8080315 | Responsive glass membrane and glass electrode | Yuji Nishio, Tadanori Hashimoto | 2011-12-20 |
| 7976690 | Method for production of responsive glass membrane for ion electrode, responsive glass membrane for ion electrode, and ion electrode | Yuji Nishio, Tadanori Hashimoto | 2011-07-12 |
| 7628901 | Reference electrode, salt bridge and ionic concentration measuring device by the use of reference electrode and salt bridge | Takashi Kakiuchi, Manabu Shibata, Satoshi Nomura, Mikito Yamanuki | 2009-12-08 |
| 7547379 | Responsive glass membrane for ion selective electrode and ion selective electrode | Yuji Nishio, Tadanori Hashimoto | 2009-06-16 |
| 7264701 | Reference electrode with non-blocking liquid junction | Naomi Kitaoka | 2007-09-04 |
| 6540894 | Phosphate ion selective electrode and manufacturing method thereof | Takeshi Kobayashi | 2003-04-01 |
| 6162337 | Large area ion concentration measuring electrode and method of manufacturing same | Shinji Takeichi | 2000-12-19 |
| 5939610 | Ion concentration measuring apparatus with internal calibration fluid reservoir | Hiromi Ohkawa | 1999-08-17 |
| 5212018 | Conductivity meter and method of producing an electrode for use in same | — | 1993-05-18 |
| 5134376 | A solution specific conductivity meter and method for use | — | 1992-07-28 |
| 5034113 | Reference electrode assembly of a silver/silver chloride construction | — | 1991-07-23 |