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Ronald D Blum, William Kokonaski, Dwight P Duston: Electro-active multi-focal spectacle lens. E Vision, Pearl Cohen Zedek Latzer, July 8, 2008: US07396126 (34 worldwide citation)

Electro-active multi-focal spectacles are disclosed. The spectacles have a stack of at least two electro-active regions. The electro-active regions produce a plurality of viewing correction zones. The spectacles also have a controller for independently activating the electro-active regions to produc ...


2
Ronald D Blum, William Kokonaski, Dwight P Duston: Electro-active multi-focal spectacle lens. E Vision, Hunton & Williams, February 22, 2005: US06857741 (34 worldwide citation)

Electro-active multi-focal spectacles are disclosed. The spectacles have a stack of at least two electro-active regions. The electro-active regions produce a plurality of viewing correction zones. The spectacles also have a controller for independently activating the electro-active regions to produc ...


3
Blum Ronald D, Duston Dwight P, Kokonaski William, Katzman Dan: Electro-active multi-focal spectacle lens. E Vision, MARTINEZ DE ANDINO J Michael, November 6, 2003: WO/2003/090611 (2 worldwide citation)

Electro-active multi-focal spectacles are disclosed. The spectacles have a stack of at least two electro-active regions (5560), (5565) and (5570). The electro-active regions produce a plurality of viewing correction zones. The spectacles also have a controller for independently activating the electr ...


4
Blum Ronald D, Duston Dwight P, Kokonaski William, Katzman Dan: Electro-active multi-focal spectacle lens. E Vision, January 26, 2005: EP1499230-A1

Electro-active multi-focal spectacles are disclosed. The spectacles have a stack of at least two electro-active regions (5560), (5565) and (5570). The electro-active regions produce a plurality of viewing correction zones. The spectacles also have a controller for independently activating the electr ...


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Ronald D Blum, William Kokonaski, Dwight P Duston: Electro-active multi-focal spectacle lens. J Michael Martinez de Andino, Hunton & Williams, February 12, 2004: US20040027501-A1

Electro-active multi-focal spectacles are disclosed. The spectacles have a stack of at least two electro-active regions. The electro-active regions produce a plurality of viewing correction zones. The spectacles also have a controller for independently activating the electro-active regions to produc ...


7
Ronald D Blum, William Kokonaski, Dwight P Duston: Electro-active multi-focal spectacle lens. E Vision, J Michael Martinez de Andino Esq, Hunton & Williams, June 30, 2005: US20050140924-A1

Electro-active multi-focal spectacles are disclosed. The spectacles have a stack of at least two electro-active regions. The electro-active regions produce a plurality of viewing correction zones. The spectacles also have a controller for independently activating the electro-active regions to produc ...


8
Blum Ronald D, Kokonaski William, Duston Dwight P: Electro-active multi-focal spectacle lens. Vision E, zou guangxin zhang zhicheng, August 31, 2005: CN03814970

Electro-active multi-focal spectacles are disclosed. The spectacles have a stack of at least two electro-active regions (5560), (5565) and (5570). The electro-active regions produce a plurality of viewing correction zones. The spectacles also have a controller for independently activating the electr ...


9
Blum Ronald D, Duston Dwight P, Kokonaski William, Katzman Dan: Electro-active multi-focal spectacle lens. E Vision, November 17, 2004: KR1020047016397

Electro-active multi-focal spectacles are disclosed. The spectacles have a stack of at least two electro-active regions (5560), (5565) and (5570). The electro-active regions produce a plurality of viewing correction zones. The spectacles also have a controller for independently activating the electr ...