Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7943785 | Process for producing (Z)-1-phenyl-1-(N,N-diethylaminocarbonyl)-2- phthalimidomethylcyclopropane | Yoshihide Niimoto, Koh Kawami | 2011-05-17 |
| 7592485 | Process for producing (Z)-1-phenyl-1-diethylaminocarbonyl-2-aminomethylcyclopropane hydrochloride | Yoshihide Niimoto, Osamu Tokuda, Fumiaki Ibukuro | 2009-09-22 |
| 7432396 | Process for producing (Z)-1-phenyl-1-diethylaminocarbonyl-2-hydroxymethylcyclopropane | Yoshihide Niimoto | 2008-10-07 |
| 7321035 | Process for producing 2,6-dihalogenopurine | Naruhito Masai, Taketo Hayashi, Junichi Nishikawa, Istvan Barta, Takehiko Kawakami | 2008-01-22 |
| 7307167 | Production method of 2,6-dihalopurine | Taketo Hayashi, Takehiko Kawakami | 2007-12-11 |
| 6936713 | Process for producing 2,6-dihalogenopurine | Naruhito Masai, Taketo Hayashi, Junichi Nishikawa, Istvan Barta, Takehiko Kawakami | 2005-08-30 |
| 6455696 | Process for preparing 2,6-dichloropurine | Taketo Hayashi, Junichi Nishikawa | 2002-09-24 |