Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11406785 | Gas product, method for producing same and method for producing medical inhalation gas | Masaaki Yamada, Hirosuke KOBAYASHI, Kenichi Kokubo | 2022-08-09 |
| 6376249 | Method for stabilizing low-concentration standard reference gas and low-concentration standard reference gas obtained by the same | Fujio Adachi, Hirokazu Kawano | 2002-04-23 |