Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294419 | Method for removing nitrogen oxides and organic chlorine compounds from combustion waste gas | Masakatsu Hiraoka, Toshihiko Iwasaki, Haruhito Tsuboi, Takashi Noto, Miki Yamagishi +4 more | 1994-03-15 |