Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5327740 | Dehumidifier | Yoshinari Ogasawara, Masumu Satoh | 1994-07-12 |
| 4875911 | Apparatus for separating gaseous mixtures | Shinji Mizuno, Humio Kawato, Tatsuaki Aoyama, Yoshinari Ogasawara | 1989-10-24 |