Tung Yan Lau
39Patents
14h-index
7Co-inventors
74Inventor score
Filing activity: Aug 26, 1999 → Jan 12, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD620644S1 | Nose hair trimmer with dual cutting edges | General | 48 | Expired |
| USD463862S1 | Water massager | General | 43 | Expired |
| USD455229S1 | Ear and nose trimmer | General | 27 | Expired |
| US6684507B2 | Multi-positionable hair trimmer | Performing Operations; Transporting | 25 | Expired |
| US9381655B2 | Double-blade hair trimming device | Performing Operations; Transporting | 23 | Active |
| US7625026B2 | Animal litter collector | Fixed Constructions | 23 | Active |
| US7913399B2 | Blade set for hair clipper | Performing Operations; Transporting | 22 | Active |
| US7703210B2 | Blade driving assembly for an adjustable hair clipper | Performing Operations; Transporting | 21 | Active |
| US8726517B2 | Trimmer mechanism, hair trimmer, and hair trimmer attachment | Performing Operations; Transporting | 21 | Active |
| USD455230S1 | Hair clipper | General | 18 | Expired |
| USD455863S1 | Ear and nose trimmer | General | 17 | Expired |
| USD484306S1 | Key chain | General | 16 | Expired |
| US7614892B2 | Electrical plug/socket adaptor | Electricity | 15 | Active |
| USD457984S1 | Ear and nose trimmer | General | 14 | Expired |
| USD429988S | Compact tool | General | 12 | Expired |
| US11104016B2 | Electric handheld hair trimmer with blade guard | Performing Operations; Transporting | 10 | Active |
| US10213929B2 | Vibrissa and eyebrow scissors having fixed blade and moveable blade capable of being rinsed separately | Performing Operations; Transporting | 10 | Active |
| USD484642S1 | Shaver | General | 10 | Expired |
| USD475303S1 | Clock | General | 9 | Expired |
| US6735869B2 | Nail clipper | Human Necessities | 7 | Expired |
| USD553810S1 | Vacuum machine | General | 7 | Expired |
| USD436131S | Tape holder | General | 7 | Expired |
| US7389588B2 | Semi-automatic pencil sharpener | Performing Operations; Transporting | 6 | Active |
| USD549781S1 | Pencil sharpener | General | 6 | Expired |
| US7284361B2 | Vacuum machine for zipper bag | Mechanical Engineering; Lighting; Heating | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.