We analyze the spatial diffusion of knowledge in laser technology in West Germany from 1960, when this technology began, until 2005. Laser technology research has been nearly exclusively conducted in regions that are home to a university with a physics or electrical engineering department, an...

A research use exemption enables companies or research institutions to apply patented know-how of third parties for research purposes for free without being sued for hurting patent rights.Depending on the extent of its implementation, the research use exemption may be positive or negative for...

We analyze the spatial diffusion of laser-technology in Germany during the early phase of development, between 1960 and 2005. Research in this new technological field began in a few larger centers and then spread to other regions. In the early years, a large firm of the electronics industry...