Hing Leung Li
10Patents
4h-index
25Co-inventors
60Inventor score
Filing activity: Aug 19, 1997 → Apr 25, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7002283B2 | Ultrasonic transducer assembly | Electricity | 45 | Expired |
| US5942838A | Rotary motor driven by a piezoelectric composite laminate | Electricity | 7 | Expired |
| US6597084B2 | Ring-shaped piezoelectric transformer having an inner and outer electrode | Electricity | 7 | Expired |
| US7458495B2 | Flip chip bonding tool | Electricity | 4 | Expired |
| US8919631B2 | Wire bonder including a transducer, a bond head, and a mounting apparatus | Electricity | 3 | Active |
| US6871770B2 | Ultrasonic transducer | Electricity | 2 | Expired |
| US7100812B2 | Capillary holder | Electricity | 2 | Expired |
| US7757926B2 | Transducer assembly for a bonding apparatus | Electricity | 1 | Active |
| US7997470B2 | Flanged transducer having improved rigidity | Electricity | 0 | Active |
| US11798911B1 | Force sensor in an ultrasonic wire bonding device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.