Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6109465 | Tamper-evident closure system | — | 2000-08-29 |
| 6006933 | Twist-off closure | Mark E. Melson | 1999-12-28 |
| RE36334 | Tamper-evident twist-off closure | — | 1999-10-12 |
| 5806700 | Tamper-evident closure system | — | 1998-09-15 |
| 5533466 | Pet habitat with enhanced viewing | Louis M. Kohus, Chow-Chi Huang, Glen V. Walter | 1996-07-09 |
| D360493 | Bird cage | Louis M. Kohus | 1995-07-18 |
| D359589 | Bird cage | Louis M. Kohus | 1995-06-20 |
| D359590 | Bird cage | Louis M. Kohus | 1995-06-20 |
| 5263600 | Tamper-evident twist-off closure | — | 1993-11-23 |
| 4782969 | Twist-off bottle cap | — | 1988-11-08 |
| 4690292 | Safety closure | — | 1987-09-01 |
| 4678079 | Container for hanger-supported garments | — | 1987-07-07 |
| 4576304 | Easy-open closure | — | 1986-03-18 |
| 4219911 | Apparatus for expanding the width of preformed fibrous webs | — | 1980-09-02 |