Sensor system with an interior sensor and a piezoelectric power supply
US-2025047220-A1 · Feb 6, 2025 · US
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China Nat Petroleum Corp — Electricity
China Nat Petroleum Corp holds 12 patents in Electricity, with representative filings summarized below.
| Metric | Value |
|---|---|
| Company | China Nat Petroleum Corp |
| Technology | Electricity |
| Patents in slice | 12 |
| Recent patents in slice | 7 |
| First year | 2015 |
| Last year | 2025 |
Representative patents
Notable publications linking China Nat Petroleum Corp to Electricity.
Sensor system with an interior sensor and a piezoelectric power supply
US-12218610-B1 · Feb 4, 2025 · US
System and method for dynamically adjusting coupling coefficients of non-contact transmission magnetic mechanism
US-12199448-B2 · Jan 14, 2025 · US
System and method for dynamically adjusting coupling coefficients of non-contact transmission magnetic mechanism
US-12199448-B2 · Jan 14, 2025 · US
System and method for dynamically adjusting coupling coefficients of non-contact transmission magnetic mechanism
US-12199448-B2 · Jan 14, 2025 · US
Recent filings
Latest patents from China Nat Petroleum Corp in Electricity.
Sensor system with an interior sensor and a piezoelectric power supply
US-2025047220-A1 · Feb 6, 2025 · US
Sensor system with an interior sensor and a piezoelectric power supply
US-12218610-B1 · Feb 4, 2025 · US
System and method for dynamically adjusting coupling coefficients of non-contact transmission magnetic mechanism
US-12199448-B2 · Jan 14, 2025 · US
System and method for dynamically adjusting coupling coefficients of non-contact transmission magnetic mechanism
US-12199448-B2 · Jan 14, 2025 · US
System and method for dynamically adjusting coupling coefficients of non-contact transmission magnetic mechanism
US-12199448-B2 · Jan 14, 2025 · US
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