CORNING INCORPORATED
7,255Patents
4,824Active
7,255Granted
60Portfolio score
Filing activity: Nov 24, 1976 → Mar 20, 2025 · 950 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5148509A | Composite buffer optical fiber cables | Physics | 272 | Expired |
| US7555187B2 | Large effective area fiber | Physics | 267 | Active |
| US7903918B1 | Large numerical aperture bend resistant multimode optical fiber | Physics | 263 | Active |
| US7539381B2 | Low bend loss coated optical fiber | Physics | 247 | Active |
| US8218929B2 | Large effective area low attenuation optical fiber | Physics | 241 | Active |
| US5750026A | Device for removal of contaminants from fluid streams | Emerging Cross-Sectional Technologies | 234 | Expired |
| US7313312B2 | Optical fiber and method for making such fiber | Electricity | 230 | Expired |
| US7666511B2 | Down-drawable, chemically strengthened glass for cover plate | Emerging Cross-Sectional Technologies | 226 | Active |
| US6282354A | Low attenuation optical waveguide | Physics | 226 | Expired |
| US5438641A | Optical fiber component cassette with pigtail tube assembly | Physics | 208 | Expired |
| US5776220A | Method and apparatus for breaking brittle materials | Emerging Cross-Sectional Technologies | 200 | Expired |
| US5273837A | Solid electrolyte fuel cells | Emerging Cross-Sectional Technologies | 197 | Expired |
| US5361319A | Dispersion compensating devices and systems | Chemistry; Metallurgy | 197 | Expired |
| US6998776B2 | Glass package that is hermetically sealed with a frit and method of fabrication | Electricity | 182 | Expired |
| US9561982B2 | Method of cleaning glass substrates | Electricity | 175 | Active |
| US8561429B2 | Glass with compressive surface for consumer applications | Chemistry; Metallurgy | 172 | Active |
| US8854623B2 | Systems and methods for measuring a profile characteristic of a glass sample | Physics | 170 | Active |
| US8586492B2 | Crack and scratch resistant glass and enclosures made therefrom | Emerging Cross-Sectional Technologies | 166 | Active |
| US8312739B2 | Dual stage ion exchange for chemical strengthening of glass | Emerging Cross-Sectional Technologies | 161 | Active |
| US5231687A | Termination system for optical fibres | Physics | 154 | Expired |
| US5853446A | Method for forming glass rib structures | Electricity | 153 | Expired |
| US6375870B1 | Replicating a nanoscale pattern | Physics | 151 | Expired |
| US9156724B2 | Ion exchangeable glass with high crack initiation threshold | Emerging Cross-Sectional Technologies | 143 | Active |
| US5353148A | Electrochromic device | Physics | 143 | Expired |
| US6243522A | Photonic crystal fiber | Electricity | 141 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.