Long Ma
35Patents
3h-index
146Co-inventors
66Inventor score
Filing activity: Jan 13, 1999 → Jan 13, 2025
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD659635S1 | Charging pile for an electric vehicle | General | 100 | Expired |
| US6201638A | Comb generating optical cavity that includes an optical amplifier and an optical modulator | Electricity | 59 | Expired |
| US6831935B2 | Multistage synchronization of pulsed radiation sources | Electricity | 7 | Expired |
| US9595260B2 | Modeling device and method for speaker recognition, and speaker recognition system | Physics | 3 | Active |
| US11999475B2 | Robot with adjustable rotary wing angle | Performing Operations; Transporting | 1 | Active |
| US7285431B2 | Method for manufacturing a GaN based LED of a black hole structure | Emerging Cross-Sectional Technologies | 1 | Expired |
| US9867492B2 | Water dispenser having beverage-making function | Performing Operations; Transporting | 1 | Active |
| US11189263B2 | Voice data processing method, voice interaction device, and storage medium for binding user identity with user voice model | Physics | 1 | Active |
| US12311478B2 | Anti-skid and wear-resistant automatic positioning tool for welding production line based on digital twinning | Emerging Cross-Sectional Technologies | 0 | Active |
| US11501949B2 | Wafer inspection based on electron beam induced current | Electricity | 0 | Active |
| US11175248B2 | Apparatus and method for detecting time-dependent defects in a fast-charging device | Electricity | 0 | Active |
| US9257121B2 | Device and method for pass-phrase modeling for speaker verification, and verification system | Physics | 0 | Active |
| US12217673B2 | Pixel circuit, driving method and display device | Physics | 0 | Active |
| US12234659B2 | Tower section and wind generating set | Emerging Cross-Sectional Technologies | 0 | Active |
| US11651935B2 | Time-dependent defect inspection apparatus | Electricity | 0 | Active |
| US12330229B1 | Suspended-type spot welding device convenient for welding and assembling of various vehicle models | Performing Operations; Transporting | 0 | Active |
| US10753775B1 | Optical fiber flow sensor | Physics | 0 | Active |
| US11056311B2 | Time-dependent defect inspection apparatus | Electricity | 0 | Active |
| US12321167B2 | Moving target positioning capability testing device and testing method for coal mine | Physics | 0 | Active |
| US11469076B2 | System and method for scanning a sample using multi-beam inspection apparatus | Electricity | 0 | Active |
| US12148358B2 | Scan circuit and display apparatus | Physics | 0 | Active |
| US7469454B2 | Mounting system for optical frequency reference cavities | Emerging Cross-Sectional Technologies | 0 | Active |
| US11340065B2 | Optical fiber inclination measurement apparatus and differential inclination measurement system | Physics | 0 | Active |
| US12165837B2 | System and method for scanning a sample using multi-beam inspection apparatus | Electricity | 0 | Active |
| US10145726B2 | Fiber optic acoustic wave detection system | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.