Vision-Ease Lens
🏢 View company profile →38Patents
0Active
38Granted
39Portfolio score
Filing activity: Jul 28, 1994 → Oct 3, 2005
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6328446A | Production of optical elements | Emerging Cross-Sectional Technologies | 66 | Expired |
| US5757459A | Multifocal optical elements | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5827614A | Production of optical elements | Emerging Cross-Sectional Technologies | 54 | Expired |
| US7036932B2 | Laminated functional wafer for plastic optical elements | Physics | 53 | Expired |
| US5658502A | Photochromic articles | Physics | 52 | Expired |
| US6761452B2 | Light polarizing film with melanin | Physics | 45 | Expired |
| US5856860A | Multi-focal optical elements | Emerging Cross-Sectional Technologies | 37 | Expired |
| US7008568B2 | Photochromic naphthopyran compounds: compositions and articles containing those naphthopyran compounds | Chemistry; Metallurgy | 35 | Expired |
| US7077985B2 | Injection molding of lens | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6057040A | Aminosilane coating composition and process for producing coated articles | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7048997B2 | Production of optical elements | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6814896B2 | Production of optical elements | Emerging Cross-Sectional Technologies | 27 | Expired |
| US7025458B2 | Process to mold a plastic optical article with integrated hard coating | Performing Operations; Transporting | 26 | Expired |
| US6886937B2 | Ophthalmic lens with graded interference coating | Physics | 23 | Expired |
| US7144598B2 | Rapid, thermally cured, back side mar resistant and antireflective coating for ophthalmic lenses | Chemistry; Metallurgy | 20 | Expired |
| US5840926A | Photochromic articles | Physics | 19 | Expired |
| US6761784B1 | Temporary protective layer on polymeric articles | Performing Operations; Transporting | 19 | Expired |
| US6113812A | Photochromic articles | Physics | 16 | Expired |
| US7025457B2 | Dip coating process for optical elements | Physics | 15 | Expired |
| US6390621B1 | Manufacturing of positive power ophthalmic lenses | Performing Operations; Transporting | 14 | Expired |
| US5702645A | Photochromic chromene derivatives | Chemistry; Metallurgy | 14 | Expired |
| US6608215B2 | Oxygen-containing heterocyclic fused naphthopyrans | Physics | 13 | Expired |
| US6337409B1 | Photochromic naphthopyran compounds | Physics | 12 | Expired |
| US5628935A | Photochromic spironaphthopyran compounds | Chemistry; Metallurgy | 12 | Expired |
| US5759450A | Photochromic naphthopyran compounds | Physics | 11 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.