Per Nygren
52Patents
30h-index
34Co-inventors
88Inventor score
Filing activity: Dec 8, 1993 → Jun 15, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7841145B2 | Mechanical locking system for panels and method of installing same | Mechanical Engineering; Lighting; Heating | 259 | Active |
| US7454875B2 | Mechanical locking system for floor panels | Emerging Cross-Sectional Technologies | 245 | Active |
| US8341915B2 | Mechanical locking of floor panels with a flexible tongue | Mechanical Engineering; Lighting; Heating | 182 | Active |
| US5831012A | Bacterial receptor structures | Emerging Cross-Sectional Technologies | 178 | Expired |
| US8365499B2 | Resilient floor | Emerging Cross-Sectional Technologies | 175 | Active |
| US7980041B2 | Mechanical locking system for floor panels | Emerging Cross-Sectional Technologies | 166 | Active |
| US8381477B2 | Mechanical locking of floor panels with a flexible tongue | Mechanical Engineering; Lighting; Heating | 164 | Active |
| US7802411B2 | Mechanical locking system for floor panels | Emerging Cross-Sectional Technologies | 150 | Active |
| US8181416B2 | Mechanical locking system for floor panels | Emerging Cross-Sectional Technologies | 149 | Active |
| US8528289B2 | Mechanical locking system for floor panels | Emerging Cross-Sectional Technologies | 113 | Active |
| US8640424B2 | Mechanical locking system for floor panels | Emerging Cross-Sectional Technologies | 109 | Active |
| US9238917B2 | Mechanical locking system for floor panels | Emerging Cross-Sectional Technologies | 107 | Active |
| US9347469B2 | Mechanical locking system for floor panels | Emerging Cross-Sectional Technologies | 107 | Active |
| US8756899B2 | Resilient floor | Emerging Cross-Sectional Technologies | 97 | Active |
| US9194134B2 | Building panels provided with a mechanical locking system | Fixed Constructions | 95 | Active |
| US8293058B2 | Floorboard, system and method for forming a flooring, and a flooring formed thereof | Emerging Cross-Sectional Technologies | 91 | Active |
| US9482012B2 | Building panels provided with a mechanical locking system | Fixed Constructions | 82 | Active |
| US10240348B2 | Mechanical locking of floor panels with a flexible tongue | Mechanical Engineering; Lighting; Heating | 81 | Active |
| US9249581B2 | Resilient floor | Emerging Cross-Sectional Technologies | 76 | Active |
| US9945130B2 | Building panels provided with a mechanical locking system | Fixed Constructions | 67 | Active |
| US8613826B2 | Floorboard, system and method for forming a flooring, and a flooring formed thereof | Emerging Cross-Sectional Technologies | 58 | Active |
| US10047527B2 | Resilient floor | Emerging Cross-Sectional Technologies | 53 | Active |
| US6602977B1 | Receptor structures | Chemistry; Metallurgy | 50 | Expired |
| US10286633B2 | Method of producing a veneered element and such a veneered element | Performing Operations; Transporting | 48 | Active |
| US6534628B1 | Bacterial receptor structures | Emerging Cross-Sectional Technologies | 45 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.