Inventor · disambiguated record
Frank J. Hughes
Also filed as: HUGHES FRANK J
16 granted patents·299 citations·filing 1994–2000
94Inventor score
Top patents by PatentIndex Score
16 records- 0192US5628935APhotochromic spironaphthopyran compoundsVISION EASE LENS INC·Filed 1994·Granted May 13, 1997·20 cites·25 claims
- 0283US5658502APhotochromic articlesVISION EASE LENS INC·Filed 1995·Granted Aug 19, 1997·69 cites·14 claims
- 0382US5840926APhotochromic articlesVISION EASE LENS INC·Filed 1997·Granted Nov 24, 1998·31 cites·23 claims
- 0478US5702645APhotochromic chromene derivativesVISION EASE LENS INC·Filed 1995·Granted Dec 30, 1997·23 cites·20 claims
- 0573US5705102APhotochromic spironaphthopyran compoundsVISION EASE LENS INC·Filed 1995·Granted Jan 6, 1998·15 cites·33 claims
- 0666US5759450APhotochromic naphthopyran compoundsVISION EASE LENS INC·Filed 1996·Granted Jun 2, 1998·24 cites·13 claims
- 0764US6500486B1Controlled tintability on mar-resistant coatingsFiled 2000·Granted Dec 31, 2002·13 cites·8 claims
- 0864US6478988B1Photochromic substituted naphthopyran compoundsBMC VISION EASE LENS INC·Filed 1998·Granted Nov 12, 2002·24 cites·14 claims
- 0964US5786032ACoating composition and process for producing coated articlesVISION EASE LENS INC·Filed 1994·Granted Jul 28, 1998·22 cites·16 claims
- 1063US6863843B2Naphthopyran compounds, photoresponsive compositions and lensesVISION EASE LENS INC·Filed 2000·Granted Mar 8, 2005·2 cites·3 claims
- 1162US6113812APhotochromic articlesVISION EASE LENS INC·Filed 1997·Granted Sep 5, 2000·25 cites·24 claims
- 1261US6337409B1Photochromic naphthopyran compoundsVISION EASE LENS INC·Filed 1994·Granted Jan 8, 2002·14 cites·14 claims
- 1355US5847168APhotochromic compoundsVISION EASE LENS INC·Filed 1997·Granted Dec 8, 1998·6 cites·15 claims
- 1455US5679805APhotochromic spironaphthopyran compoundsVISION EASE LENS INC·Filed 1995·Granted Oct 21, 1997·6 cites·10 claims
- 1548US5869662APhotochromic benzopyran compoundsVISION EASE LENS INC·Filed 1997·Granted Feb 9, 1999·3 cites·23 claims
- 1631US5531935APhotochromic naphthopyran compoundsBMC IND INC·Filed 1995·Granted Jul 2, 1996·2 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →