Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8889888 | Sulfonic acid salt and derivative thereof, photo-acid generator, and process for production of sulfonic acid salt | Masaki Fujiwara, Kazunori Mori, Satoru Narizuka | 2014-11-18 |
| 8877960 | Fluoroalkanesulfonic acid ammonium salts and method for producing same | Yuji Hagiwara, Takashi MASUBUCHI, Satoru Narizuka | 2014-11-04 |
| 8748672 | 2-(alkylcarbonyloxy)-1, 1-difluoroethanesulfonic acid salt and method for producing the same | Yuji Hagiwara, Masaki Fujiwara, Jonathan Joachim Jodry, Satoru Narizuka | 2014-06-10 |
| 8686098 | Fluorine-containing compound, fluorine-containing polymer compound, resist composition, top coat composition and pattern formation method | Kazunori Mori, Yuji Hagiwara, Yoshimi Isono, Satoru Narizuka, Kazuhiko Maeda | 2014-04-01 |
| 8581009 | 2-(alkylcarbonyloxy)-1, 1-difluoroethanesulfonic acid salt and method for producing the same | Yuji Hagiwara, Masaki Fujiwara, Jonathan Joachim Jodry, Satoru Narizuka | 2013-11-12 |
| 8580486 | Salt having fluorine-containing carbanion structure, derivative thereof, photoacid generator, resist material using the photoacid generator, and pattern forming method | Satoru Narizuka, Susumu Inoue, Takashi Kume | 2013-11-12 |
| 8304508 | Fluorine-containing dicarboxylic acids and their novel polymer compounds | Satoru Narizuka, Yuji Hagiwara, Kazuhiro Yamanaka | 2012-11-06 |
| 8222448 | Processes for production of 2-bromo-2,2-difluoroethanol and 2-(alkylcarbonyloxy)-1, 1-difluoroethanesulfonic acid salt | Jonathan Joachim Jodry, Yuji Hagiwara, Masaki Fujiwara, Satoru Narizuka | 2012-07-17 |
| 8110711 | Processes for production of 2-bromo-2,2-difluoroethanol and 2-(alkylcarbonyloxy)-1,1-difluoroethanesulfonic acid salt | Jonathan Joachim Jodry, Yuji Hagiwara, Masaki Fujiwara, Satoru Narizuka | 2012-02-07 |
| 8003749 | Fluorine-containing dicarboxylic acids and their novel polymer compounds | Satoru Narizuka, Yuji Hagiwara, Kazuhiro Yamanaka | 2011-08-23 |
| 7030280 | Process for producing optically active β-trifluoromethyl-β-hydroxycarbonyl compound | Kazumasa Funabiki, Hitoshi Yamamoto, Masaki Matsui | 2006-04-18 |