Michael F. Widman
72Patents
19h-index
76Co-inventors
87Inventor score
Filing activity: May 31, 1994 → Aug 29, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5849209A | Mold material made with additives | Emerging Cross-Sectional Technologies | 161 | Expired |
| US5849222A | Method for reducing lens hole defects in production of contact lens blanks | Performing Operations; Transporting | 108 | Expired |
| US5540410A | Mold halves and molding assembly for making contact lenses | Emerging Cross-Sectional Technologies | 69 | Expired |
| US5914074A | Mold clamping and precure of a polymerizable hydrogel | Emerging Cross-Sectional Technologies | 67 | Expired |
| US5561970A | Automated robotic lens load system | Performing Operations; Transporting | 50 | Expired |
| US5568715A | Automated inspection system with transport and ejector conveyor | Physics | 49 | Expired |
| US5693268A | Wedge demolding of cast lens mold assemblies | Emerging Cross-Sectional Technologies | 46 | Expired |
| US7905594B2 | Free form ophthalmic lens | Performing Operations; Transporting | 36 | Active |
| US5916494A | Rotational indexing base curve deposition array | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5658602A | Method and apparatus for contact lens mold filling and assembly | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5744357A | Contact lens production line pallet system | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5674557A | Method for transiently wetting lens molds in production of contact lens blanks to reduce lens hole defects | Performing Operations; Transporting | 30 | Expired |
| US5476111A | Apparatus for hydrating soft contact lenses | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6071440A | Contact lens production line pallet system | Emerging Cross-Sectional Technologies | 24 | Expired |
| US8240849B2 | Free form lens with refractive index variations | Performing Operations; Transporting | 23 | Active |
| US8318055B2 | Methods for formation of an ophthalmic lens precursor and lens | Physics | 22 | Active |
| US5640464A | Method and system for inspecting packages | Physics | 21 | Expired |
| US5981618A | Mold clamping and precure of a polymerizable hydrogel | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5690866A | Automated method for hydrating soft contact lenses | Emerging Cross-Sectional Technologies | 20 | Expired |
| US8317505B2 | Apparatus for formation of an ophthalmic lens precursor and lens | Physics | 18 | Active |
| US8313828B2 | Ophthalmic lens precursor and lens | Performing Operations; Transporting | 17 | Active |
| US8157373B2 | Free form ophthalmic lens | Performing Operations; Transporting | 15 | Active |
| USD496790S1 | Contact lens container | General | 14 | Expired |
| US5943436A | Method and system for inspecting packages | Physics | 14 | Expired |
| US9180633B2 | Methods for formation of an ophthalmic lens precursor and lens | Physics | 13 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.