Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11709154 | Liquid chromatograph including passage switch valve | — | 2023-07-25 |
| 10656126 | Pre-analysis treatment method for sample containing plurality of components with greatly different concentrations | — | 2020-05-19 |
| D839446 | Cartridge body for solid-phase extraction | — | 2019-01-29 |
| D837999 | Translucent cartridge body for solid-phase extraction | — | 2019-01-08 |
| D833030 | Cartridge body for solid-phase extraction | — | 2018-11-06 |
| 9891199 | Pre-analysis treatment device usable for amino acid, organic acid, and glucide and pre-analysis treatment method | — | 2018-02-13 |
| 8042379 | Method of analyzing organic chemical substances and apparatus for analysis | Yutaka Nakanishi | 2011-10-25 |
| D519868 | Cartridge for extraction of solids for chromatography analysis | Kazuaki Kiji | 2006-05-02 |
| D511214 | Cartridge for extraction of solids for chromatography analysis | Kazuaki Kiji | 2005-11-01 |
| D493871 | Vaporizing pipe in gas chromatography | Kazuaki Kiji, Takasi Otoi, Motoaki Satoh | 2004-08-03 |
| D493513 | Vaporizing pipe in gas chromatography | Kazuaki Kiji, Takasi Otoi, Motoaki Satoh | 2004-07-27 |
| D493514 | Vaporizing pipe in gas chromatography | Kazuaki Kiji, Takasi Otoi, Motoaki Satoh | 2004-07-27 |
| 6719826 | Method and apparatus for sample injecting in gas chromatography | Motoaki Satoh, Yutaka Nakanishi | 2004-04-13 |
| D487306 | Vaporizing pipe in gas chromatography | Kazuaki Kiji, Takasi Otoi, Motoaki Satoh | 2004-03-02 |
| D487307 | Vaporizing pipe in gas chromatography | Kazuaki Kiji, Takasi Otoi, Motoaki Satoh | 2004-03-02 |
| 6203597 | Method and apparatus for mass injection of sample | Kazuhiko Yamazaki, Masahiro Furuno | 2001-03-20 |