IZAWA; Yasunori
Patent Applications and Registrations
Patent applications and USPTO patent grants for IZAWA; Yasunori.The latest application filed is for "spectacle lenses and methods for producing the same".
- IZAWA; Yasunori - Tokyo JP
| Patent | Date |
|---|---|
| Spectacle Lenses And Methods For Producing The Same App 20220244570 - ASAMI; Hiroshi ; et al. | 2022-08-04 |
| Progressive Addition Lens And Design Method Therefor App 20210356765 - ASAMI; Hiroshi ; et al. | 2021-11-18 |
| Progressive Addition Lens And Design Method Therefor App 20210341758 - ASAMI; Hiroshi ; et al. | 2021-11-04 |
| Spectacle Lenses And Methods For Producing The Same App 20200249500 - Kind Code | 2020-08-06 |
| Progressive power lens group Grant 10,203,520 - Odaira , et al. Feb | 2019-02-12 |
| Progressive power lens and method of designing and manufacturing the same Grant 10,185,159 - Odaira , et al. Ja | 2019-01-22 |
| Progressive Power Lens And Method Of Designing And Manufacturing The Same App 20170299891 - ODAIRA; Tomohiro ; et al. | 2017-10-19 |
| Progressive Power Lens Group App 20170299889 - ODAIRA; Tomohiro ; et al. | 2017-10-19 |
| Eyeglass lens and eyeglass lens manufacturing method Grant 9,772,511 - Izawa , et al. September 26, 2 | 2017-09-26 |
| Eyeglass Lens And Eyeglass Lens Manufacturing Method App 20160209677 - IZAWA; Yasunori ; et al. | 2016-07-21 |
| Progressive power lens Grant 5,719,657 - Izawa , et al. February 17, 1 | 1998-02-17 |
| Pupil conjugate-coupling device in projecting optical system Grant 5,442,413 - Tejima , et al. August 15, 1 | 1995-08-15 |
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