Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9731968 | Process for producing fluoride gas | Tatsuhiro Yabune, Kazuhiro Miyamoto, Kazutaka Hirano | 2017-08-15 |
| 9376323 | Method for producing tetrafluoroborate | Kazuhiro Miyamoto, Kazutaka Hirano | 2016-06-28 |
| 9059480 | Process for production hexafluorophosphates | Tatsuhiro Yabune, Kazuhiro Miyamoto, Kazutaka Hirano | 2015-06-16 |
| 9034290 | Processes for producing phosphorus pentafluoride and phosphate hexafluoride | Shinji Hashiguchi, Kazutaka Hirano | 2015-05-19 |
| 8501138 | Production method of high purity silver tetrafluoroborate | Hirohisa Kikuyama, Masayuki Miyashita, Tomohiko Satonaga, Kazuhiko Shogami | 2013-08-06 |
| 8470278 | Processes for production of phosphorus pentafluoride and hexafluorophosphates | Tatsuhiro Yabune, Kazuhiro Miyamoto, Kazutaka Hirano | 2013-06-25 |
| 8383075 | Manufacturing method of hexafluorophosphate | Kazuhiro Miyamoto, Kenji Aoki | 2013-02-26 |
| 8232436 | Process for purifying a fluorine compound | Daisuke Sakai, Toshihisa Sakurai | 2012-07-31 |
| 7943107 | Isotope enrichment method | Kazuhiro Miyamoto | 2011-05-17 |
| 7740825 | Method for forming a carbon nanotube aggregate | Kazuyuki Tohji, Yoshinori Satoh, Hirohisa Kikuyama, Shinji Hashiguchi, Yasutaka Tashiro | 2010-06-22 |
| 7727415 | Fine treatment agent and fine treatment method using same | Hirohisa Kikuyama, Kanenori Ito, Takanobu Kujime, Keiichi Nii, Rui Hasebe +2 more | 2010-06-01 |
| 7268256 | Method of purifying quaternary alkyl ammonium salt and quaternary alkyl ammonium salt | Hirohisa Kikuyama, Shinji Hashiguchi, Tetsuo Nishida, Yasutaka Tashiro, Kenji Aoki | 2007-09-11 |
| 7214362 | Purification method for producing high purity niobium compound and/or tantalum compound | Hirohisa Kikuyama, Hiroto Izumi, Hirofumi Yazaki, Kenji Aoki, Shinji Hashiguchi +2 more | 2007-05-08 |
| 7175823 | Purification method for producing high purity niobium compound and/or tantalum compound | Hirohisa Kikuyama, Hiroto Izumi, Hirofumi Yazaki, Kenji Aoki, Shinji Hashiguchi +2 more | 2007-02-13 |
| 6955795 | Method for producing lithium hexafluorophosphate | Hirohisa Kikuyama, Toshirou Fukudome, Tomoyuki Deguchi | 2005-10-18 |
| 6896866 | Method for purification of tungsten hexafluoride | Hirohisa Kikuyama, Kazuyuki Fujimoto, Yoshinori Nakagawa | 2005-05-24 |
| 6884403 | Method of purifying lithium hexafluorophosphate | Hirohisa Kikuyama, Toshirou Fukudome, Hirofumi Yazaki | 2005-04-26 |
| 6514474 | Method of purifying lithium hexafluorosphate | Hirohisa Kikuyama, Toshirou Fukudome, Hirofumi Yazaki | 2003-02-04 |