HOUGHTON TECHNICAL CORP.
18Patents
16Active
18Granted
47Portfolio score
Filing activity: Aug 1, 2000 → Dec 20, 2021 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7820068B2 | Chemical assisted lapping and polishing of metals | Chemistry; Metallurgy | 5 | Active |
| US8252195B2 | Methods and compositions for acid treatment of a metal surface | Emerging Cross-Sectional Technologies | 4 | Active |
| US8764914B2 | Aqueous quenching media and use thereof in quenching metal substrates | Chemistry; Metallurgy | 2 | Active |
| US6521142B1 | Fire-resistant hydraulic fluid compositions | Chemistry; Metallurgy | 2 | Expired |
| US6818609B2 | Metal deformation compositions and uses thereof | Chemistry; Metallurgy | 2 | Expired |
| US10308892B2 | Compositions and use thereof for metal shaping | Chemistry; Metallurgy | 1 | Active |
| US11535818B2 | Method and compositions for cleaning aluminum cans | Chemistry; Metallurgy | 1 | Active |
| US8460553B2 | Recovery by vapor recompression of industrial process fluid components | Emerging Cross-Sectional Technologies | 1 | Active |
| US12209229B2 | Method and compositions for cleaning aluminum cans | Chemistry; Metallurgy | 0 | Active |
| US8518286B2 | Methods and compositons for acid treatment of a metal surface | Emerging Cross-Sectional Technologies | 0 | Active |
| US10260153B2 | Methods and compositions for acid treatment of a metal surface | Emerging Cross-Sectional Technologies | 0 | Active |
| US10308891B2 | Hydraulic fluid compositions | Chemistry; Metallurgy | 0 | Active |
| US10526447B2 | Materials that provide bioresistance and/or defoaming and slower cooling properties for aqueous quenchants | Chemistry; Metallurgy | 0 | Active |
| US9969625B2 | Component recovery from metal quenching bath or spray | Emerging Cross-Sectional Technologies | 0 | Active |
| US9475116B2 | Methods for die casting metals using phase separable fluids | Performing Operations; Transporting | 0 | Active |
| US11573109B2 | Measurement of fluid parameters | Physics | 0 | Active |
| US9803255B2 | Aqueous quenching media and use thereof in quenching metal substrates | Chemistry; Metallurgy | 0 | Active |
| US9732428B2 | Methods and compositions for acid treatment of a metal surface | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.