Patent statistics as indicators of innovative activities: Possibilities and problems

Technological paradigms and technological trajectories

1982 • 6,227 citations

Sectoral patterns of technical change: Towards a taxonomy and a theory

1984 • 6,108 citations

Econometric Models for Count Data with an Application to the Patents-R & D Relationship

1984 • 3,400 citations

Invention and Economic Growth

1966 • 3,119 citations

Imitation Costs and Patents: An Empirical Study

1981 • 1,361 citations

R&D, Patents and Productivity

1984 • 1,133 citations

American Economic Review

2009 • 970 citations

The propensity to patent

1983 • 458 citations

Citation rates to technologically important patents

1981 • 359 citations

Demand-Pull and Technological Invention: Schmookler Revisted

1982 • 300 citations

The Economic Impact of the Patent System.

1975 • 281 citations

A general test of technological gap trade theory

1981 • 270 citations

The use of foreign patenting as an internationally comparable science and technology output indicator

1983 • 239 citations

Inter-industry technology flows in the United States

1982 • 235 citations

Inter-industry technology flows in the United States

1993 • 211 citations

R&D, patenting and innovative activities

1982 • 209 citations

Appropriability of innovation benefit as a predictor of the source of innovation

1982 • 201 citations

Patent trends as a technological forecasting tool

1983 • 180 citations

Invention and innovation in the chemical industry: Demand-pull or discovery-push?

1984 • 168 citations

Firm size and inventive activity

1979 • 156 citations

Technology and Market Structure: A Study of the Aircraft Industry

1971 • 150 citations

Linkage Between Basic Research Literature and Patents

1980 • 146 citations

The Rate of Obsolescence Of Knowledge, Research Gestation Lags, and the Private Rate of Return to Research Resources

1979 • 142 citations

Technological performance assessments based on patents and patent citations

1984 • 106 citations

Foreign patenting in the U.S. as a technology indicator

1983 • 70 citations

Technological change in the Norwegian whaling industry

1982 • 59 citations

Rates of invention: international patent comparisons

1978 • 51 citations

Some determinants of cost distributions in the process of technological innovation

1982 • 30 citations

Characteristics of innovative activities in British industry

1983 • 27 citations

Patents and R and D at the Firm Level: A First Look

1980 • 26 citations

Patent statistics as a measure of technological vitality

1983 • 22 citations

Canadian patent data base

1981 • 20 citations

The office of technology assessment and forecast industry concordance as a means of identifying industry technology origins

1982 • 17 citations

Trends in the inventive activity of private applicants for patents in Germany, France and the United Kingdom

1982 • 11 citations

Development of the Touch-Tone® Telephone

1970 • 4 citations