Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6077431 | Process for decomposition and removal of dioxins contained in sludge | Yasuo Horii, Koichi Nakagawa | 2000-06-20 |
| 5647988 | Method of back-washing submerged-type ceramic membrane separation apparatus | Shigeki Yokoyama, Katsuro Ishihara, Yoshihisa Narukami, Masahiko Shioyama, Mikiharu Tokushima +1 more | 1997-07-15 |
| 4652537 | Process for preparing carbon monoxide platinum conversion catalyst | Takaaki Tamura, Norihiko Fujita, Chihiro Matsuura | 1987-03-24 |
| 4540617 | Fabric articles having a flame-resistant coating on at least one surface thereof | Satoshi Hareyama | 1985-09-10 |