| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| JP10533473UJPS5254455Y2 (en) | 1973-09-08 | 1973-09-08 | 
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| JP10533473UJPS5254455Y2 (en) | 1973-09-08 | 1973-09-08 | 
| Publication Number | Publication Date | 
|---|---|
| JPS5051780U JPS5051780U (en) | 1975-05-19 | 
| JPS5254455Y2true JPS5254455Y2 (en) | 1977-12-09 | 
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP10533473UExpiredJPS5254455Y2 (en) | 1973-09-08 | 1973-09-08 | 
| Country | Link | 
|---|---|
| JP (1) | JPS5254455Y2 (en) | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US8727531B2 (en) | 1999-07-02 | 2014-05-20 | E-Vision, Llc | Electro-active opthalmic lens having an optical power blending region | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| JPS556611Y2 (en)* | 1975-06-09 | 1980-02-14 | 
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US8727531B2 (en) | 1999-07-02 | 2014-05-20 | E-Vision, Llc | Electro-active opthalmic lens having an optical power blending region | 
| US9323101B2 (en) | 1999-07-02 | 2016-04-26 | E-Vision Smart Optics, Inc. | Electro-active opthalmic lens having an optical power blending region | 
| US9411173B1 (en) | 1999-07-02 | 2016-08-09 | E-Vision Smart Optics, Inc. | Electro-active opthalmic lens having an optical power blending region | 
| US9500883B2 (en) | 1999-07-02 | 2016-11-22 | E-Vision Smart Optics, Inc. | Electro-active opthalmic lens having an optical power blending region | 
| Publication number | Publication date | 
|---|---|
| JPS5051780U (en) | 1975-05-19 |