| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 2 | |
| #3 | China | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Spectacles | |
| #2 | Hand carried bags |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johnson David A | 9 |
| #2 | Ng Steven C K | 2 |
| #3 | Hongjiang Zhou | 1 |
| #4 | Johnson David | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2020012122A1 | Flat fold eyeglasses and case | |
| EP3486709A1 | Dual-folding eyeglasses and eyeglass collapsible case | |
| WO2018222616A1 | Portable rope magnet eyewear | |
| US2018095294A1 | Dual-folding eyeglasses and eyeglass collapsible case | |
| US2016246070A1 | Dual-folding eyeglasses and eyeglass collapsible case |