Inventor · disambiguated record
Barry C. Holdstock
Also filed as: HOLDSTOCK BARRY C · HOLDSTOCK BARRY CHARLES
6 granted patents·49 citations·filing 1979–2001
81Inventor score
Files withATKINSON IVOR B2COOPERVISION INC1COOPERVISION INT HOLDING CO LP1GLOBAL VISION UK LTD1HYDRON LTD1
Top patents by PatentIndex Score
6 records- 0170US4451630AHydrogel contact lenses for permanent wearATKINSON IVOR B·Filed 1983·Granted May 29, 1984·18 cites·3 claims
- 0256US4492776AHydrogel contact lenses for permanent wearCOOPERVISION INC·Filed 1984·Granted Jan 8, 1985·9 cites·1 claims
- 0346US4361657ACross-linked hydrogel copolymers for contact lensesGLOBAL VISION UK LTD·Filed 1979·Granted Nov 30, 1982·10 cites·6 claims
- 0445US4419463APreparation of cross-linked hydrogel copolymers for contact lensesATKINSON IVOR B·Filed 1982·Granted Dec 6, 1983·10 cites·2 claims
- 0544US6610895B2Process for the preparation of a diolHYDRON LTD·Filed 2001·Granted Aug 26, 2003·2 cites·11 claims
- 0630US7645846B2Process for the preparation of a diolCOOPERVISION INT HOLDING CO LP·Filed 2001·Granted Jan 12, 2010·0 cites·26 claims
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