KEL CORPORATION
86Patents
1Active
86Granted
38Portfolio score
Filing activity: Jan 19, 1983 → Apr 1, 2010 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8296380B1 | Social media based messaging systems and methods | Electricity | 387 | Active |
| US5231685A | Multi-way electro-optic connector assemblies and optical fiber ferrule assemblies therefor | Physics | 131 | Expired |
| US6328572A | Motherboard with board having terminating resistance | Electricity | 127 | Expired |
| US5161983A | Low profile socket connector | Electricity | 106 | Expired |
| US5904597A | Surface-contact connector | Electricity | 90 | Expired |
| US6468101B2 | Card connector | Electricity | 75 | Expired |
| US5182698A | Function expanding apparatus for compact electronic device | Emerging Cross-Sectional Technologies | 74 | Expired |
| US5104336A | Flat cable connector | Electricity | 70 | Expired |
| US5382168A | Stacking connector assembly of variable size | Electricity | 67 | Expired |
| US5390270A | Optical fiber ferrule assemblies | Physics | 66 | Expired |
| US4734060A | Connector device | Electricity | 63 | Expired |
| US5499927A | Zipper-type electrical connector | Emerging Cross-Sectional Technologies | 61 | Expired |
| US6276448A | Heat-transfer connector | Electricity | 57 | Expired |
| US5618191A | Electrical connector | Electricity | 45 | Expired |
| US5538433A | Electrical connector comprising multilayer base board assembly | Electricity | 41 | Expired |
| US6250935A | Electrical connector | Electricity | 41 | Expired |
| US5316486A | Connector assembly for film circuitry | Electricity | 39 | Expired |
| US5151040A | Electrical connector for repeated connection to integrated circuit grid array devices | Electricity | 38 | Expired |
| US5249977A | Electrical connector assembly for positioning on a circuit board by a suction applying tool | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5156553A | Connector assembly for film circuitry | Electricity | 36 | Expired |
| US5591036A | Circuit board connector | Electricity | 35 | Expired |
| US5679008A | Electrical connector | Electricity | 33 | Expired |
| US5102352A | High frequency electrical connector comprising multilayer circuit board | Electricity | 33 | Expired |
| US6343951B1 | Electrical connector | Electricity | 32 | Expired |
| US5461546A | Connecting apparatus for connecting portable computers | Emerging Cross-Sectional Technologies | 31 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.