| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Australia | 1 | |
| #4 | China | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Medical technology | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Spectacles | |
| #2 | Optical systems | |
| #3 | Diagnosis and surgery | |
| #4 | Producing goods from plastic | |
| #5 | Fillers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tamura Shinzo | 11 |
| #2 | Wada Kenzo | 7 |
| Publication | Filing date | Title |
|---|---|---|
| WO2020031291A1 | Optical lens for use in surgery | |
| JP2018194643A | Eyewear support | |
| WO2018096612A1 | Plastic lens for noncorrective eyeglasses | |
| JP2015219488A | Polarized spectacles | |
| JP2014145918A | Display device for polarization image | |
| JP2014134717A | Rimless eyeglasses |