Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4949872 | Stackable fluent material container | — | 1990-08-21 |
| 4919306 | Container for fluent material including a ring-like holder for a bag | Charles E. Boy | 1990-04-24 |
| 4850506 | Container for fluent material | Charles E. Boy | 1989-07-25 |
| 4771917 | Container for fluent material | Charles E. Boy | 1988-09-20 |