| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 15 | |
| #2 | Australia | 6 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 3 | |
| #5 | Canada | 1 | |
| #6 | Germany | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Control | |
| #3 | Packaging and shipping | |
| #4 | Furniture and games | |
| #5 | Audio-visual technology | |
| #6 | Optics | |
| #7 | Machines | |
| #8 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Implantable devices | |
| #2 | Coin-freed | |
| #3 | Containers for goods storage | |
| #4 | Physical training equipment | |
| #5 | Diagnosis and surgery | |
| #6 | Unspecified technologies | |
| #7 | Loudspeakers and microphones | |
| #8 | Spectacles | |
| #9 | Special furniture | |
| #10 | Hats |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leight Howard S | 28 |
| #2 | Leight Howard Steven | 1 |
| #3 | Leight Frederic A | 1 |
| #4 | Leight Howard | 1 |
| #5 | Rosen Alan D | 1 |
| #6 | Leight Charles | 1 |
| #7 | Fleming Thomas Walter | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2020276054A1 | Compressible Fit Earplug With Planar Insert | |
| US2014305733A1 | Pull out earplug | |
| US2006046911A1 | Adjustable pull-rope exercise device | |
| AU5536498A | Dual earplug | |
| AU695296B1 | Discoverable earplug | |
| AU2490197A | Earmuff-eyeglass combination | |
| AU1007797A | Trackable earplug | |
| WO9409456A1 | Earplug dispenser system | |
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| US5322185A | Earplug dispenser system | |
| US5285925A | Rapid release box | |
| US5280845A | Earplug dispenser | |
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| US4750669A | Container with resilient cover | |
| US4819624A | Banded earplug | |
| US4490857A | Band earplug | |
| US4434794A | Disposable ear plug | |
| US3943925A | Ear protector assembly | |
| US3970082A | Hard hat ear protector | |
| US3895627A | Ear protector |