Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4490160 | Method for enrichment of nitrogen in air by the method of adsorption and a carbonaceous adsorbent suitable therefor | Hiroshi Kitagawa | 1984-12-25 |
| 4420415 | Process for the production of carbon molecular sieves | Hiroshi Kitagawa | 1983-12-13 |