Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10293123 | Test substance administration system for animal experiment | Ryoichi Nagata, Shunji Haruta | 2019-05-21 |
| 10071211 | Intranasal delivery devices | — | 2018-09-11 |
| RE45404 | Powder medicine applicator for nasal cavity | — | 2015-03-03 |
| 8827946 | Intranasal granisetron and nasal applicator | Ryoichi Nagata, Shunji Haruta | 2014-09-09 |
| 7806117 | Peroral powder delivery device | — | 2010-10-05 |
| 7722566 | Device to deliver a powdery medicine into nasal cavity | — | 2010-05-25 |
| 7353823 | Powder chemical feeding device for nasal cavity | — | 2008-04-08 |
| 7278982 | Powder medicine applicator for nasal cavity | — | 2007-10-09 |
| 6871763 | Gas injection valve and filling jig used for filling gas | — | 2005-03-29 |
| 6871799 | Gas injection valve and filling jig used for filling gas | — | 2005-03-29 |
| 6820778 | Gas injection valve, and injection jig used for gas injection | — | 2004-11-23 |
| 6510968 | Pressure relief valve for an inhalator | Akira Yanagawa | 2003-01-28 |
| 6338339 | Pressure relief valve for an inhalator | Akira Yanagawa | 2002-01-15 |
| 6305582 | Inhaler and valve therefor | Akira Yanagawa | 2001-10-23 |
| 6202900 | Dispensing valve for an aerosol-type container enabling gaseous fluid recharging | Akira Yanagawa | 2001-03-20 |