Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9682931 | Aryloyl(oxy or amino)pentafluorosulfanylbenzene compound, pharmaceutically acceptable salt thereof, and prodrugs thereof | Hidetaka Shima, Hiroyuki Oda, Tetsuro Shimano | 2017-06-20 |
| 8633380 | Photoelectric conversion element comprising binuclear ruthenium complex dye having a substituted bipyridyl group, and photochemical cell | Kazuaki Kakita, Takafumi Iwasa, Yoshihisa Kakuta, Masashi Shirai, Toshio Furuya +1 more | 2014-01-21 |
| 8367824 | Process for producing quinazolin-4-one derivative | Kenji Hirotsu, Hidetaka Shima, Takashi Harada, Hiroyuki Oda | 2013-02-05 |
| 8318932 | Process for producing 4-aminoquinazoline compound | Kenji Hirotsu, Hidetaka Shima, Takashi Harada, Hiroyuki Oda | 2012-11-27 |
| 8133999 | Process for preparation of 6, 7-bis(2-methoxyethoxy) quinazolin-4-one | Kenji Hirotsu, Hidetaka Shima, Hiroyuki Oda, Shinobu Suzuki | 2012-03-13 |
| 8030512 | Polycyclic pentafluorosulfanylbenzene compound and process for producing the compound | Hidetaka Shima, Hiroyuki Oda, Yoji Omata | 2011-10-04 |
| 7932400 | Process for preparing imidazolidin-2,4-dione compound and method for acquiring solid state 4,5-dihydroxy-2-imidazolidinone compound | Hidetaka Shima, Tetsuro Shimano, Kimihiko Yoshimura | 2011-04-26 |
| 7858807 | Method for producing 1-substituted-5-acylimidazole compound | Shuji Yokoyama, Hiroyuki Oda, Yoji Omata, Shinya Takigawa | 2010-12-28 |
| 7745649 | Processes for preparing tetrahydropyran-4-one and pyran-4-one | Kenji Hirotsu, Hidetaka Shima, Shinobu Suzuki | 2010-06-29 |
| 7741497 | Processes for preparing alkyl 3-(4-tetrahydropyranyl)-3-oxopropanoate compound and 4-acyltetrahydropyrane | Kenji Hirotsu, Hidetaka Shima, Keiji Iwamoto, Takashi Harada | 2010-06-22 |
| 7671195 | Process for preparing dibenzothiazepine compounds | Paul Murray, Luis-Manuel Vaz, Debra Ainge, Katsumasa Harada, Kiyotaka Yoshii | 2010-03-02 |
| 7619084 | Process for preparing 4-aminopyrimidine compound | Kenji Hirotsu, Hidetaka Shima, Takashi Harada | 2009-11-17 |
| 7365215 | Process for preparing 4-aminotetrahydropyran compound and an acid salt thereof, synthetic intermediate thereof and process for preparing the same | Kenji Hirotsu, Hidetaka Shima, Keiji Iwamoto, Takashi Harada, Shinobu Suzuki | 2008-04-29 |
| 7358394 | Process for preparing N,N′-dialkoxy-N, N′-dialkyl oxamide | Shoji Shikita, Yoji Omata | 2008-04-15 |
| 7342040 | 5-fluorooxindole-3-carboxylic acid ester | Katsumasa Harada, Kenji Hirotsu, Shuji Yokoyama, Takeshi Takahashi, Hiroyuki Oda | 2008-03-11 |
| 7314930 | Process for preparing dibenzothiazepine derivatives | Katsumasa Harada, Kiyotaka Yoshii | 2008-01-01 |
| 7304169 | Process for producing tetrahydropyran-4-ol, intermediate therefor, and process for producing the same | Kenji Hirotsu, Hidetaka Shima, Shinobu Suzuki | 2007-12-04 |
| 7300953 | Process for preparing nitrile compound, carboxylic acid compound or carboxylic acid ester compound | Kenji Hirotsu, Hidetaka Shima, Keiji Iwamoto, Takashi Harada | 2007-11-27 |
| 7232903 | Process for producing quinazolin-4-one and derivatives thereof | Kenji Hirotsu, Hidetaka Shima, Takashi Harada, Hiroyuki Oda | 2007-06-19 |
| 7049458 | Process for producing β-ketonitrile compound | Katsumasa Harada, Kenji Hirotsu, Akira Nakamura, Takashi Harada | 2006-05-23 |
| 7045621 | Process for producing dibenzothiazepine derivatives | Katsumasa Harada, Kiyotaka Yoshii | 2006-05-16 |
| 6900335 | Process for producing 5-fluorooxindole and for producing intermediates therefor | Katsumasa Harada, Kenji Hirotsu, Shuji Yokoyama, Takeshi Takahashi, Hiroyuki Oda | 2005-05-31 |
| 6841681 | Process for producing quinoline carboxyaldehyde derivative and intermediate thereof | Katsumasa Harada, Kenji Hirotsu, Hidetaka Shima, Naoko Okada, Takashi Harada +2 more | 2005-01-11 |
| 6653489 | Processes for producing tetrahydropyranyl-4-sulfonates and 4-aminotetrahydropyran compounds | Katsumasa Harada, Hidetaka Shima, Minoru Nishimura, Kenji Hirotsu | 2003-11-25 |
| 6630591 | Process for the preparation of quinolylpropenal | Katsumasa Harada, Hidetaka Shima, Takashi Harada, Naoako Okada | 2003-10-07 |