Yi Liu
24Patents
6h-index
26Co-inventors
65Inventor score
Filing activity: Nov 12, 2004 → Jun 29, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD745374S1 | Roller jaw for anti-falling device | General | 12 | Active |
| USD529403S1 | Stud finder | General | 11 | Expired |
| US9216307B2 | Anti-falling device | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US9074966B2 | Spring force nodal mounting method for resonator sensor | Physics | 10 | Active |
| USD538188S1 | Distance finder | General | 7 | Expired |
| USD508424S1 | Laser leveling device | General | 6 | Expired |
| USD538187S1 | Target for distance finder | General | 5 | Expired |
| USD735024S1 | Jaw for anti-falling device | General | 5 | Active |
| US8695728B2 | Formation evaluation using a bit-based active radiation source and a gamma ray detector | Physics | 5 | Active |
| US9328561B2 | Drill bits with sensors for formation evaluation | Emerging Cross-Sectional Technologies | 3 | Active |
| USD508423S1 | Laser leveling device | General | 3 | Expired |
| USD521400S1 | Laser level | General | 3 | Expired |
| US8878548B2 | Method for treating and sealing piezoelectric tuning forks | Emerging Cross-Sectional Technologies | 1 | Active |
| USD527661S1 | Laser level | General | 1 | Expired |
| US9151153B2 | Crystal sensor made by ion implantation for sensing a property of interest within a borehole in the earth | Physics | 1 | Active |
| USD507980S1 | Laser leveling device | General | 1 | Expired |
| US8907269B2 | Apparatus and method for pulsed neutron generation including a high voltage power supply | Physics | 1 | Active |
| US8481920B2 | Apparatus and method for determining formation density from nuclear density measurements made using sensors at more than one location | Physics | 0 | Active |
| US11768178B2 | Embedded electrode tuning fork | Physics | 0 | Active |
| US9880307B2 | Induction logging sensor | Physics | 0 | Active |
| US11035974B1 | Downhole resistivity imaging pad with electrical leakage prevention | Physics | 0 | Active |
| US11476582B2 | Tuning systems and methods for downhole antennas | Electricity | 0 | Active |
| US11487040B2 | Multi-frequency tuning network system and method | Electricity | 0 | Active |
| US8633434B2 | Apparatus and method for pulsed neutron generation including a high voltage power supply | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.