Hendrik van den Berg
18Patents
7h-index
8Co-inventors
59Inventor score
Filing activity: Jul 18, 1991 → Jun 8, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5225129A | Method for the manufacture of polymer products from cyclic esters | Chemistry; Metallurgy | 50 | Expired |
| USD778369S1 | Go kart | General | 48 | Active |
| USD779380S1 | Trailer | General | 36 | Active |
| USD776204S1 | Go kart | General | 33 | Active |
| US6407197B1 | Aqueous dispersion of a polymer | Chemistry; Metallurgy | 10 | Expired |
| USD869564S1 | Children ride-on vehicle | General | 8 | Active |
| USD822120S1 | Modular skelter racer | General | 8 | Active |
| USD886908S1 | Go-cart | General | 7 | Active |
| USD789837S1 | Three wheel drive vehicle | General | 4 | Active |
| USD778789S1 | Chain guard | General | 4 | Active |
| USD783725S1 | Pedal go-kart | General | 2 | Active |
| USD975224S1 | Trampoline leg | General | 1 | Active |
| US9610805B2 | Hub system and vehicle | Mechanical Engineering; Lighting; Heating | 1 | Active |
| USD1031519S1 | Go cart | General | 1 | Active |
| US10427857B2 | Multi-compartment bag | Performing Operations; Transporting | 1 | Active |
| US11123942B2 | Method for making windowed packaging material | Performing Operations; Transporting | 0 | Active |
| USD799381S1 | Family bike | General | 0 | Active |
| US12297003B2 | Method for forming biodegradable bags | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.