HIKARI GLASS Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for HIKARI GLASS Co., Ltd..The latest application filed is for "optical glass, optical element, optical system, interchangeable lens, and optical device".
- HIKARI GLASS Co., Ltd. - Akita JP
- HIKARI GLASS CO., LTD. - Yuzawa JP
- HIKARI GLASS CO., LTD. -
| Patent | Date |
|---|---|
| Optical Glass, Optical Element, Optical System, Interchangeable Lens, And Optical Device App 20210403371 - IGUCHI; Noriaki | 2021-12-30 |
| Optical Glass, Optical Element, Optical System, Interchangeable Lens, And Optical Device App 20210276914 - IGUCHI; Noriaki ; et al. | 2021-09-09 |
| Optical Glass, And Optical Element, Optical System, Cemented Lens, Interchangeable Camera Lens, And Optical Device Using Same App 20200115271 - Koide; Tetsuya ; et al. | 2020-04-16 |
| Optical glass App 20050003948 - Yamazaki, Takahiro | 2005-01-06 |
| Optical glass App 20040242397 - Nakayama, Yoshiyuki | 2004-12-02 |
| Optical glass App 20040220041 - Isowaki, Jyunichi ; et al. | 2004-11-04 |
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