HUTCHINSON
🏢 View company profile →485Patents
200Active
485Granted
50Portfolio score
Filing activity: Sep 13, 1982 → Oct 20, 2023 · 39 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5607190A | Quick and leaktight joining device for tubular pipes | Mechanical Engineering; Lighting; Heating | 97 | Expired |
| US6155610A | Snap-fastenable coupling for a fluid-transfer hose | Mechanical Engineering; Lighting; Heating | 88 | Expired |
| US5078429A | Rapid connection fluid coupling having shutter and tool used therefor | Emerging Cross-Sectional Technologies | 68 | Expired |
| US5228724A | Device for the rapid assembly of a hose connection with an automotive vehicle heat exchanger | Emerging Cross-Sectional Technologies | 67 | Expired |
| US6012743A | Quick connection device for fluid conduit under pressure | Mechanical Engineering; Lighting; Heating | 64 | Expired |
| US5358210A | Device for filtering vibration, and a fixing system comprising a plurality of such devices for fixing a load on a support | Mechanical Engineering; Lighting; Heating | 61 | Expired |
| US4824148A | Device for sealingly fixing a tube or pipe to an end coupling | Mechanical Engineering; Lighting; Heating | 60 | Expired |
| US5007202A | Sealing slideway for a moving sheet, and in particular for a motor vehicle window | Emerging Cross-Sectional Technologies | 58 | Expired |
| US5106127A | Rapid connection fluid coupling | Emerging Cross-Sectional Technologies | 54 | Expired |
| US4930522A | Prophylactic device made of rupturable microencapsulated elastomeric material and process for its manufacture | Emerging Cross-Sectional Technologies | 51 | Expired |
| US5013166A | Torsion bar bearing | Performing Operations; Transporting | 50 | Expired |
| US5102107A | Resilient supports for shock absorbing systems | Mechanical Engineering; Lighting; Heating | 49 | Expired |
| US5138719A | Gloves, finger stalls and similar protective and operational articles, and processes for their manufacture | Performing Operations; Transporting | 45 | Expired |
| US5468055A | Device for attenuating the rolling noise of vehicles | Mechanical Engineering; Lighting; Heating | 43 | Expired |
| US5924456A | Tubular section member, in particular for use as a fluid flow duct | Mechanical Engineering; Lighting; Heating | 43 | Expired |
| US4887849A | Connection system for interconnecting a heat exchanger and a pipe union | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4970102A | Weather stripping, particularly for the movable glass of an automotive vehicle | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4660861A | Heat insulating means for piping subjected to thermal, hydrostatic and mechanical stresses, positioning thereof and processes for forming said insulating means | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4981287A | Upper articulated connecting device between a spring-shock absorber assembly and the chassis of a motor vehicle | Performing Operations; Transporting | 35 | Expired |
| US5421622A | Rapid-action coupling device for providing a sealed connection between two rigid or semi-rigid tubes or pipes | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6068026A | Thermoplastic-elastomer composite product, such as a pipe for conveying coolant in an air conditioning circuit, for example | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US5183079A | Heat and fire resistant protective covering for hoses, cables and the like | Physics | 33 | Expired |
| US4969293A | Guiding slideway strip for a moving glass, in particular the glass of a car window | Performing Operations; Transporting | 32 | Expired |
| US5369348A | Device for attenuating the periodic vibrations of a mechanical structure | Physics | 32 | Expired |
| US6767017B2 | Leaktight coupling | Mechanical Engineering; Lighting; Heating | 31 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.