Sencorp, Inc.
19Patents
1Active
19Granted
32Portfolio score
Filing activity: Mar 29, 1983 → Nov 20, 2009 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5511715A | Flywheel-driven fastener driving tool and drive unit | Performing Operations; Transporting | 105 | Expired |
| US5495161A | Speed control for a universal AC/DC motor | Electricity | 84 | Expired |
| US5320270A | Electromechanical fastener driving tool | Performing Operations; Transporting | 80 | Expired |
| US4964558A | Electro-mechanical fastener driving tool | Performing Operations; Transporting | 77 | Expired |
| US4544090A | Elastomeric driver return assembly for an electro-mechanical fastener driving tool | Performing Operations; Transporting | 62 | Expired |
| US4519535A | Flywheel for an electro-mechanical fastener driving tool | Performing Operations; Transporting | 56 | Expired |
| US4625903A | Multiple impact fastener driving tool | Performing Operations; Transporting | 47 | Expired |
| US4854492A | Flywheel for an electromechanical fastener driving tool | Performing Operations; Transporting | 27 | Expired |
| US4747338A | Pneumatic gun having improved firing valve | Performing Operations; Transporting | 23 | Expired |
| US4811882A | Restrictive trigger actuated valve arrangement for a fastener driving tool | Performing Operations; Transporting | 19 | Expired |
| US4566621A | Means for associating a driver, constituting a part of a replaceable fastener containing magazine, with the driver operating mechanism of a fastener driving tool | Performing Operations; Transporting | 17 | Expired |
| US4671443A | Replaceable magazine system for a fastener driving tool | Performing Operations; Transporting | 17 | Expired |
| US5617925A | Assembly for decelerating a driver in a tool | Performing Operations; Transporting | 16 | Expired |
| US5553764A | Gas return cylinder for a reciprocating driver in a tool | Performing Operations; Transporting | 14 | Expired |
| US7323990B2 | Method and apparatus for placing ID tags in molded articles | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5611205A | Apparatus for igniting a propellant charge in a tool | Performing Operations; Transporting | 7 | Expired |
| US5749509A | Resiliently expandable ring seal for combustion chamber of propellant tool | Performing Operations; Transporting | 5 | Expired |
| US5684266A | Propellant charge structure for generating gases to propel an object from a tool | Performing Operations; Transporting | 2 | Expired |
| US8021142B2 | Thermoforming apparatus and method | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.