Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214992 | Water collecting and distributing apparatus disposed in a lower portion of high speed filter basin | Kenji Sasano | 1980-07-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214992 | Water collecting and distributing apparatus disposed in a lower portion of high speed filter basin | Kenji Sasano | 1980-07-29 |