Takayama; Hiroaki
Patent Applications and Registrations
Patent applications and USPTO patent grants for Takayama; Hiroaki.The latest application filed is for "2-substituted vitamin d derivatives".
- Takayama; Hiroaki - Tokyo N/A JP
- Takayama; Hiroaki - Kanagawa JP
| Patent | Date |
|---|---|
| Vitamin D.sub.3 lactone derivatives Grant 9,073,885 - Takenouchi , et al. July 7, 2 | 2015-07-07 |
| 2-substituted Vitamin D Derivatives App 20090124819 - Takayama; Hiroaki ; et al. | 2009-05-14 |
| Vitamin d3 lactone derivatives App 20060148768 - Takenouchi; Kazuya ; et al. | 2006-07-06 |
| 3-Methyl-20-epi-vitamin D derivatives App 20060074255 - Takayama; Hiroaki ; et al. | 2006-04-06 |
| Vitamin D3 derivative and its production method Grant 6,982,257 - Takayama , et al. January 3, 2 | 2006-01-03 |
| 2-substituted vitamin d derivatives App 20050131242 - Takayama, Hiroaki ; et al. | 2005-06-16 |
| 1-methyl-20-epi-vitamin d derivative App 20050119240 - Takayama, Hiroaki ; et al. | 2005-06-02 |
| 2-Alpha vitamin D derivatives having substituents App 20050113349 - Takayama, Hiroaki ; et al. | 2005-05-26 |
| 5,6-Trans-2-alkylvitamin D derivatives App 20050032754 - Takayama, Hiroaki ; et al. | 2005-02-10 |
| 3-Methyl-20-epi-vitamin d derivatives App 20040030167 - Takayama, Hiroaki ; et al. | 2004-02-12 |
| 5,6-Trans-2-alkylvitamin d derivatives App 20030092687 - Takayama, Hiroaki ; et al. | 2003-05-15 |
| Vitamin d derivatives having substituents at the 2 alpha-position App 20030022872 - Takayama, Hiroaki ; et al. | 2003-01-30 |
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