| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 13 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Spectacles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Heii Isao | 13 |
| #2 | Horikawa Kaoru | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2018112730A | Nylol type spectacles | |
| JP2007101974A | Hinge structure of spectacles | |
| JP2006189524A | Spectacles of half-rim type | |
| JP2005141174A | Temple piece or temple for spectacles | |
| JP2005115298A | Lens position adaptation spectacles | |
| JP2001242422A | Fastening structure for high-tension filament of nylol frame | |
| JP2001194631A | Nylol (r) frame | |
| JP2000249987A | Semi-rimless frame | |
| JPH1172752A | Semi-rimless frame | |
| JPH1144865A | Mount for semi-rimless spectacles | |
| JPH09258141A | Nylol frame | |
| JPH08227056A | Spectacle frame | |
| JPH08220483A | Structure for joining rim and lens of half rim type spectacles |