PCE, Inc.
10Patents
4Active
10Granted
41Portfolio score
Filing activity: Jul 9, 1979 → Feb 29, 2016 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4839131A | Layer width control | Performing Operations; Transporting | 40 | Expired |
| US4789513A | Coextrusion apparatus and process | Performing Operations; Transporting | 35 | Expired |
| US4780258A | Coextruded laminate having barrier layers | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4784815A | Edge-laminating apparatus and process | Performing Operations; Transporting | 27 | Expired |
| US5066443A | Dual barrier laminate process | Performing Operations; Transporting | 16 | Expired |
| US9692178B2 | Apparatus for retaining a plug in a receptacle | Electricity | 8 | Active |
| US9276357B2 | Apparatus for retaining a plug in a receptacle | Electricity | 5 | Active |
| US4280425A | Method and apparatus for electro-pneumatic control of a stitching machine | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9395771B1 | Plenum pressure control system | Physics | 3 | Active |
| US9681587B2 | System and method for cooling electronic equipment | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.