Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687880 | Child lock nozzle cap assembly | Wilhelmus Johannes Joseph Maas | 1997-11-18 |
| D355361 | Sprayer | Wilhelmus Johannes Joseph Maas | 1995-02-14 |
| D353321 | Combined bottle and trigger sprayer | Wilhelmus Johannes Joseph Maas | 1994-12-13 |
| D347788 | Combined bottle and trigger sprayer | Wilhelmus Johannes Joseph Maas | 1994-06-14 |
| D346962 | Bottle | Wilhelmus Johannus Joseph Maas | 1994-05-17 |
| D346547 | Sprayer | Wilhelmus Johannes Joseph Maas | 1994-05-03 |
| 5297701 | All plastic trigger sprayer | Wilhelmus Johannes Joseph Maas, Petrus Lambertus Wilhelmus Hurkmans | 1994-03-29 |
| 5257724 | Tamper evident trigger sprayer bottle cap/bottle neck assembly | — | 1993-11-02 |
| 5228600 | Child resistant nozzle for trigger sprayer | Petrus Lambertus Wilhelmus Hurkmans | 1993-07-20 |
| 5207359 | Tamper evident cover for sprayer nozzle | — | 1993-05-04 |
| 5169032 | Tamper evident sprayer/nozzle assembly | Wilhelmus Johannes Joseph Maas, Petrus Lambertus Wilhelmus Hurkmans | 1992-12-08 |