POLYTRONICS TECHNOLOGY CORP.
104Patents
86Active
104Granted
58Portfolio score
Filing activity: Apr 19, 1999 → Mar 2, 2023 · 15 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6377467B1 | Surface mountable over-current protecting device | Emerging Cross-Sectional Technologies | 24 | Expired |
| US7203049B2 | Over-current protection device | Electricity | 18 | Expired |
| US6794980B2 | Over-current protection apparatus and method for making the same | Electricity | 16 | Expired |
| US7817009B2 | LED apparatus with temperature control function | Emerging Cross-Sectional Technologies | 14 | Active |
| US7382224B2 | Over-current protection device | Electricity | 14 | Active |
| US6809626B2 | Over-current protection device | Electricity | 13 | Expired |
| US7286038B1 | Over-current protection device | Electricity | 12 | Active |
| US8652641B2 | Heat conductive dielectric polymer material and heat dissipation substrate containing the same | Emerging Cross-Sectional Technologies | 9 | Active |
| US8446245B2 | Over-current protection device | Electricity | 9 | Active |
| US6479575B1 | Electrical devices comprising conductive polymer blend compositions | Chemistry; Metallurgy | 9 | Expired |
| US8842406B2 | Over-current protection device | Electricity | 8 | Active |
| US7701322B2 | Surface-mounted over-current protection device | Electricity | 8 | Active |
| US7352272B2 | Over-current protection device | Electricity | 7 | Active |
| US8198975B2 | Over-current protection device | Electricity | 7 | Active |
| US7892392B2 | Method for manufacturing over-current protection device | Emerging Cross-Sectional Technologies | 7 | Active |
| US6487084B1 | Printed circuit board comprising an embedded functional element therein | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8502638B1 | Thermistor | Electricity | 6 | Active |
| US9997906B1 | Over-current protection device | Chemistry; Metallurgy | 5 | Active |
| US8003216B2 | Heat-conductive dielectric polymer material and heat dissipation substrate containing the same | Emerging Cross-Sectional Technologies | 5 | Active |
| US8933775B2 | Surface mountable over-current protection device | Electricity | 5 | Active |
| US6512446B2 | Over-current protection apparatus | Electricity | 5 | Expired |
| US8687336B2 | Over-current protection device and battery protection circuit assembly containing the same | Electricity | 5 | Active |
| US9007166B2 | Over-current protection device | Electricity | 5 | Active |
| US10804013B2 | Over-current protection device | Electricity | 4 | Active |
| US8525636B1 | Thermistor | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.