Hexcel Corporation
266Patents
127Active
266Granted
52Portfolio score
Filing activity: Sep 18, 1974 → Jan 18, 2021 · 31 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4224696A | Prosthetic knee | Human Necessities | 239 | Expired |
| US4595713A | Medical putty for tissue augmentation | Human Necessities | 207 | Expired |
| US4224697A | Constrained prosthetic knee | Human Necessities | 178 | Expired |
| US4454873A | Separator medium for orthopedic cast material | Human Necessities | 126 | Expired |
| US5934615A | Luggage bins with articulating mechanism | Performing Operations; Transporting | 104 | Expired |
| US6045204A | Overhead stowage bins in aircraft | Fixed Constructions | 98 | Expired |
| US4643734A | Lactide/caprolactone polymer, method of making the same, composites thereof, and prostheses produced therefrom | Human Necessities | 91 | Expired |
| US5401564A | Materials and processes for fabricating formed composite articles and use in shoe arch | Emerging Cross-Sectional Technologies | 90 | Expired |
| US5218810A | Fabric reinforced concrete columns | Fixed Constructions | 76 | Expired |
| US6503856B1 | Carbon fiber sheet materials and methods of making and using the same | Emerging Cross-Sectional Technologies | 73 | Expired |
| US5316604A | Process for the preparation of thermoplastic sandwich structures | Emerging Cross-Sectional Technologies | 69 | Expired |
| US3992569A | Protective cable enclosure, cable assembly including the same, and method of encapsulating a cable in a protective enclosure | Emerging Cross-Sectional Technologies | 69 | Expired |
| US5842668A | Quick fit overhead stowage compartment | Performing Operations; Transporting | 67 | Expired |
| US5106668A | Multi-layer honeycomb structure | Emerging Cross-Sectional Technologies | 67 | Expired |
| US7510052B2 | Acoustic septum cap honeycomb | Emerging Cross-Sectional Technologies | 63 | Active |
| US5498372A | Electrically conductive polymeric compositions | Performing Operations; Transporting | 62 | Expired |
| US4427002A | Cold water curable orthopedic cast | Textiles; Paper | 55 | Expired |
| US6117518A | Particulate reinforcement for honeycomb core materials | Emerging Cross-Sectional Technologies | 55 | Expired |
| US5338594A | Foam filled honeycomb and methods for their production | Emerging Cross-Sectional Technologies | 51 | Expired |
| US6440257B1 | Self-adhesive prepreg face sheets for sandwich panels | Emerging Cross-Sectional Technologies | 51 | Expired |
| US4316457A | Process for producing orthopedic structures and a thermoplastic linear polyurethane for use in such process | Emerging Cross-Sectional Technologies | 49 | Expired |
| US7434659B2 | Acoustic septum cap honeycomb | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5385623A | Method for making a material with artificial dielectric constant | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5780126A | Filter material | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5687929A | Extensions for storage bins | Performing Operations; Transporting | 39 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.