Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8209999 | Method of making silica-glass granule from pyrogenic silica powder | Kai Schumacher, Christian Schulze-Isfort, Paul Brandl | 2012-07-03 |
| 6852789 | Glycols starting materials containing dispersed superfine ceramic powder coagulates capable of forming polyester molded bodies having high mechanical strength and transparency | Keiichi Iida, Naruyasu Ishibashi | 2005-02-08 |
| 6592970 | Ink jet recording materials | Tetsuji Ohta, Helmut Mangold | 2003-07-15 |
| 5869088 | Transdermal administration preparation of a 9-aminocyclopenta (b) quinoline | Yuko Hosokawa, Mutsuo Okumura | 1999-02-09 |
| 5618555 | Percutaneous absorption preparation | Shoichi Tokuda, Kazuhisa Ninomiya, Yasuhiro Fukushima, Shigeyuki Watanabe, Mutsuo Okumura +1 more | 1997-04-08 |