Qian Peng
23Patents
8h-index
24Co-inventors
75Inventor score
Filing activity: Dec 5, 1997 → May 26, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD806176S1 | Electric scooter | General | 61 | Active |
| US6034267A | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Emerging Cross-Sectional Technologies | 40 | Expired |
| US7287646B2 | Esters of 5-aminolevulinic acid and their use as photosensitizing compounds in photochemotherapy | Human Necessities | 27 | Expired |
| USD882874S1 | Shaver | General | 17 | Active |
| USD900372S1 | Laser lawn lamp | General | 15 | Active |
| US6492420B2 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Chemistry; Metallurgy | 14 | Expired |
| USD870968S1 | Hair straightener | General | 10 | Active |
| USD874044S1 | Light | General | 8 | Active |
| USD884967S1 | Hair curler | General | 8 | Active |
| USD882171S1 | Hair straightener | General | 5 | Active |
| US6992107B1 | Esters of 5-aminolevulinic acid and their use as photosensitizing compounds in photochemotherapy | Human Necessities | 4 | Expired |
| US6750212B2 | Photochemotherapeutic compositions | Human Necessities | 4 | Expired |
| US7530461B2 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Chemistry; Metallurgy | 3 | Expired |
| US7850008B2 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Chemistry; Metallurgy | 2 | Active |
| US7335684B2 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Chemistry; Metallurgy | 2 | Expired |
| US7247655B2 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Chemistry; Metallurgy | 2 | Expired |
| US8410172B2 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Chemistry; Metallurgy | 1 | Active |
| US8733018B2 | Louver blind structure in a double glazed window unit | Fixed Constructions | 1 | Active |
| US11520407B2 | Virtual reality haptic feedback interaction system | Physics | 0 | Active |
| US11754241B2 | Solar outdoor lights | Emerging Cross-Sectional Technologies | 0 | Active |
| US10695371B2 | Modification of extracorporeal photopherisis technology with porphyrin precursors | Human Necessities | 0 | Active |
| US12385058B2 | Herbicide tolerance protein, encoding gene thereof and use thereof | Chemistry; Metallurgy | 0 | Active |
| USD868526S1 | Milk heater | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.