Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5779811 | Method for peeling off dirt from wall surface by using peelable polymer membrane | Minori Machii, Boon Keng Lim, Noboru SAKATA, Nobuo Sakurai, Yasuhiko Furusawa | 1998-07-14 |