| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 20 | |
| #2 | EPO (European Patent Office) | 1 | |
| #3 | United Kingdom | 1 | |
| #4 | Mexico | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Audio-visual technology | |
| #3 | Packaging and shipping | |
| #4 | Textiles and paper | |
| #5 | Mechanical elements | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Advertising | |
| #3 | Containers for goods storage | |
| #4 | Packaging | |
| #5 | Belts or cables for driving | |
| #6 | Mechanical treatment of natural fibrous | |
| #7 | Animal care |
| # | Name | Total Patents |
|---|---|---|
| #1 | Emil Dietze | 6 |
| #2 | Wenk Joseph H C | 5 |
| #3 | Natkins Ephraim | 4 |
| #4 | Burnett Ralph G | 3 |
| #5 | Wenk Jr Henry L C | 2 |
| #6 | Wenk Donald D | 1 |
| #7 | Dowden Anthony S | 1 |
| #8 | Dowden Anthony Samuel | 1 |
| #9 | Wenk Joseph | 1 |
| #10 | Wenk Norman B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6416091B1 | Padlock-type security seal | |
| US6131969A | Cable lock | |
| US5871243A | Tamper deterrent wire seal | |
| GB9605095D0 | Tamper-proof cargo seal | |
| EP0045164A1 | Improvements in security seals | |
| US4333210A | Sealing device | |
| US4365833A | Sealing device | |
| US4321952A | Strap tightening hand tool | |
| US4306745A | Bag seal | |
| US4223424A | Bank bag sealer | |
| US4082336A | Tamper proof seal | |
| US2764861A | Seal press mechanism | |
| US2707647A | Bag sealing device | |
| US2435713A | Hasp seal | |
| US2189026A | Tagging seal | |
| US2105524A | Hasp seal | |
| US2021933A | Band seal | |
| US2006042A | Seal | |
| US1932101A | Self-locking seal | |
| US1832270A | Seal |