Ulf Persson
14Patents
4h-index
18Co-inventors
53Inventor score
Filing activity: May 6, 1997 → Jan 15, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7085615B2 | Dynamic on-line optimization of production processes | Physics | 50 | Expired |
| US5966837A | Wood drying plant and a method of purifying a drying gas from a wood drying device | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US7343093B2 | Protected bidirectional WDM network | Electricity | 6 | Expired |
| US7623789B2 | Low loss WDM add drop node | Electricity | 4 | Expired |
| US6357144B1 | Two stage process for drying of raw wood material | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6519384B2 | Optical communication network | Electricity | 3 | Expired |
| US7113662B2 | Optical filtering by using an add-drop node | Electricity | 3 | Expired |
| US6742280B1 | Method in drying of paper | Textiles; Paper | 2 | Expired |
| US7450843B2 | Optical communication system with two parallel transmission paths | Electricity | 1 | Expired |
| US6059925A | Method to regenerate gas mixture in ozone-bleaching process | Textiles; Paper | 0 | Expired |
| US8655388B2 | System, method and devices related to radio communication equipment | Electricity | 0 | Active |
| US7110673B2 | Optical communication system | Electricity | 0 | Expired |
| US7308201B2 | Optical communication system | Electricity | 0 | Active |
| US9712992B2 | System, method and devices related to radio communication equipment | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.