HERAEUS KULZER GMBH
66Patents
37Active
66Granted
49Portfolio score
Filing activity: Aug 4, 1988 → Jan 9, 2017 · 18 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5620423A | Syringe for the controlled discharge of viscous materials | Human Necessities | 50 | Expired |
| US5647856A | Syringe for the controlled discharge of viscous materials | Human Necessities | 41 | Expired |
| US4979523A | Fingernail irradiation apparatus particularly for curing photocurable plastic artificial fingernails | Performing Operations; Transporting | 32 | Expired |
| US5089051A | Adhesion-promoting dental composition | Chemistry; Metallurgy | 31 | Expired |
| US5893714A | Cartridge for containing material in paste form | Human Necessities | 29 | Expired |
| US5228907A | Polymerizable dental material | Human Necessities | 29 | Expired |
| US9295534B2 | Production of individual dental prostheses via CAD/CAM and rapid manufacturing/rapid prototyping from data of the digital impression | Performing Operations; Transporting | 26 | Active |
| US5198678A | Dental photopolymerization device | Human Necessities | 25 | Expired |
| US5246105A | Modular container for dental photocuring materials | Human Necessities | 23 | Expired |
| US4988883A | Fingernail photopolymerization apparatus | Human Necessities | 23 | Expired |
| US5849270A | Dental adhesives | Human Necessities | 22 | Expired |
| US5750590A | Polymerizable material | Chemistry; Metallurgy | 20 | Expired |
| US5531709A | Syringe for the controlled discharge of viscous materials | Human Necessities | 19 | Expired |
| US5708051A | Polymerizable dental material | Human Necessities | 18 | Expired |
| US9022258B2 | Multi-component mixing system having a rotatable container and container therefor | Performing Operations; Transporting | 13 | Active |
| US5707440A | Inorganic filler material with retention properties, and method and use of such material | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5040964A | Apparatus for polymerization of plastic dental material | Performing Operations; Transporting | 11 | Expired |
| US6008583A | Discharge lamp with secondary ignition electrode | Electricity | 9 | Expired |
| US5418262A | Adhesive, waterproof and hydrolysis-resistant bonding layer for metal, ceramic, glass, polymer-plastic bonds and dispersion for producing it | Chemistry; Metallurgy | 8 | Expired |
| US5548000A | Artificial tooth | Human Necessities | 8 | Expired |
| US5852096A | Filler based on silicon dioxide, method for its preparation, and its use | Chemistry; Metallurgy | 7 | Expired |
| US5618372A | Process for the production of a firmly adhering, moisture-proof coating of plastic on a substrate | Chemistry; Metallurgy | 6 | Expired |
| US4987310A | Positively ventilated fingernail irradiation device | Human Necessities | 6 | Expired |
| US5266777A | Dental furnace with metallic inner housing, plastic outer housing, and air space therebetween | Human Necessities | 6 | Expired |
| US8631973B2 | Single-use cartridges for the storing and dispensing of dental two-component impression materials | Human Necessities | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.