Pei Yang Lee
12Patents
7h-index
5Co-inventors
55Inventor score
Filing activity: Jul 23, 2001 → Sep 4, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7318366B2 | Locking flex-head ratchet wrench | Emerging Cross-Sectional Technologies | 33 | Expired |
| USD474381S1 | Tool and reversing lever | General | 14 | Expired |
| US6971287B2 | Reversible ratcheting tool with improved control member | Performing Operations; Transporting | 12 | Expired |
| US8695459B2 | Locking flex-head ratchet wrench | Emerging Cross-Sectional Technologies | 11 | Active |
| US6988429B2 | Reversible ratcheting tool with improved control member | Performing Operations; Transporting | 11 | Expired |
| US8028607B2 | Locking flex-head ratchet wrench | Emerging Cross-Sectional Technologies | 9 | Active |
| US7938261B1 | Hand tool display box | Performing Operations; Transporting | 9 | Active |
| US8474350B2 | Locking flex-head ratchet wrench | Emerging Cross-Sectional Technologies | 6 | Active |
| USD477756S1 | Tool and reversing lever | General | 5 | Expired |
| USD484374S1 | Tool reversing lever | General | 5 | Expired |
| USD505308S1 | Tool reversing lever | General | 1 | Expired |
| US9592590B2 | Adjustable wrench | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.