Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9096720 | Methods for producing polyaspartic acid precursor polymer and polyaspartic acid salt | Hironori Kuboi, Keiichi Fukuda | 2015-08-04 |
| 6686509 | Process for producing &agr;, &agr;-difluorocycloalkane compound | Hiroshi Sonoda, Hidetoshi Hayashi, Masahiko Kusumoto | 2004-02-03 |
| 6632949 | Halogenating agents | Hiroshi Sonoda, Kazunari Okada, Akira Takahashi, Hidetoshi Hayashi, Teruyuki Nagata +1 more | 2003-10-14 |
| 6458990 | Nitrogen-based halogenating agents and process for preparing halogen-containing compounds | Hiroshi Sonoda, Kazunari Okada, Akira Takahashi, Hidetoshi Hayashi, Teruyuki Nagata +1 more | 2002-10-01 |
| 6417361 | Fluorination agent and preparation and use of same | Hidetoshi Hayashi, Hiroshi Sonoda, Ken'ichi Goto, Junko Naruse, Hideaki Oikawa +5 more | 2002-07-09 |
| 6344579 | Process for producing fluorinated silicon compound | Takashi Shimaoka, Hideaki Oikawa, Hiroshi Sonoda, Ken'ichi Goto, Junko Naruse +2 more | 2002-02-05 |
| 6329529 | Nitrogen-based halogenating agents and process for preparing halogen-containing compounds | Hiroshi Sonoda, Kazunari Okada, Akira Takahashi, Hidetoshi Hayashi, Teruyuki Nagata +1 more | 2001-12-11 |
| 6242654 | Preparation process of fluorine substituted aromatic compound | Kenichi Goto, Hiroshi Sonoda, Junko Naruse, Hidetoshi Hayashi, Hideaki Oikawa | 2001-06-05 |
| 6222046 | Tetraalkylfluoroformamidinium trifluoroacetate and preparation process of same | Hidetoshi Hayashi, Hiroshi Sonoda, Kenichi Goto, Junko Naruse, Teruyuki Nagata | 2001-04-24 |
| 6127583 | Process for preparing acetylene derivative from a ketone compound | Hiroshi Sonoda, Kazunari Okada, Kenichi Goto, Junko Naruse, Hidetoshi Hayashi +2 more | 2000-10-03 |