Lars-åke Mattsson
15Patents
12h-index
13Co-inventors
71Inventor score
Filing activity: Feb 22, 1989 → Dec 13, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD447223S | Sealing rings for ventilation ducts | General | 57 | Expired |
| US6170883A | Tubular element with sealing means and a method for manufacturing the tubular element | Mechanical Engineering; Lighting; Heating | 51 | Expired |
| USD456071S1 | Coupling ring for ventilation ducts | General | 47 | Expired |
| USD456072S1 | Coupling ring for ventilation ducts | General | 37 | Expired |
| USD454949S1 | Coupling ring for ventilation ducts | General | 34 | Expired |
| USD461887S1 | Coupling ring for ventilation ducts | General | 34 | Expired |
| USD475781S1 | Coupling ring for ventilation ducts | General | 25 | Expired |
| US6758502B2 | Coupling ring for ventilation ducts, and method of connecting ventilation ducts | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6264360A | Mixer for container with quick release coupling | Emerging Cross-Sectional Technologies | 14 | Expired |
| USD453042S1 | Coupling ring for ventilation ducts | General | 14 | Expired |
| US5919863A | Plastic material for packaging | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5663232A | Plastic material for packaging | Chemistry; Metallurgy | 12 | Expired |
| US5677069A | Plastic material for packaging | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6655182B2 | Apparatus and method for reshaping tubes | Performing Operations; Transporting | 3 | Expired |
| USD329152S | Display stand for a vehicle | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.