ColdWatt, Inc.
16Patents
1Active
16Granted
37Portfolio score
Filing activity: Nov 21, 2002 → Jan 19, 2007 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6980077B1 | Composite magnetic core for switch-mode power converters | Electricity | 154 | Expired |
| US7012414B1 | Vertically packaged switched-mode power converter | Electricity | 75 | Expired |
| US7046523B2 | Core structure and interleaved DC—DC converter topology | Electricity | 73 | Expired |
| US7385375B2 | Control circuit for a depletion mode switch and method of operating the same | Electricity | 70 | Expired |
| US7176662B2 | Power converter employing a tapped inductor and integrated magnetics and method of operating the same | Emerging Cross-Sectional Technologies | 67 | Expired |
| US7280026B2 | Extended E matrix integrated magnetics (MIM) core | Emerging Cross-Sectional Technologies | 56 | Expired |
| US7321283B2 | Vertical winding structures for planar magnetic switched-mode power converters | Electricity | 51 | Expired |
| US7417875B2 | Power converter employing integrated magnetics with a current multiplier rectifier and method of operating the same | Emerging Cross-Sectional Technologies | 45 | Expired |
| US7339208B2 | Semiconductor device having multiple lateral channels and method of forming the same | Electricity | 45 | Expired |
| US7285807B2 | Semiconductor device having substrate-driven field-effect transistor and Schottky diode and method of forming the same | Electricity | 45 | Expired |
| US7427910B2 | Winding structure for efficient switch-mode power converters | Electricity | 43 | Expired |
| US7298118B2 | Power converter employing a tapped inductor and integrated magnetics and method of operating the same | Emerging Cross-Sectional Technologies | 42 | Active |
| US7462891B2 | Semiconductor device having an interconnect with sloped walls and method of forming the same | Electricity | 36 | Expired |
| US7439556B2 | Substrate driven field-effect transistor | Electricity | 26 | Expired |
| US7439557B2 | Semiconductor device having a lateral channel and contacts on opposing surfaces thereof | Electricity | 26 | Expired |
| US7431862B2 | Synthesis of magnetic, dielectric or phosphorescent NANO composites | Chemistry; Metallurgy | 22 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.