Table 4-23. Research underlying major U.S. innovations, 

 by groups of R&D-intensive industries, 1953-73 



R&D intensity 



Total 

 innovations 



Applied 

 research 



Basic 

 research 



Percent of innovations in each group 



All manufacturing industries 



Group I 



Group II 



Group III 



All manufacturing industries 



Group I 



Group II 



Group III 



(') 

 (') 



277 



182 



66 



29 



74 

 76 

 70 

 69 



Number 



205 



139 



46 



20 



39 

 44 

 32 

 28 



109 

 80 

 21 



' Multiple responses were accepted; ttierefore, these percents add to more ttian 100 percent. 



SOURCE GellmanResearcti Associates, Inc .Indicators of International Trends In Technological Innovation. 1975- (A 

 study commissioned specifically for this report). 



Table 4-24. Research underlying major U.S. innovations 

 and "radicalness" of innovations, 1953-73 



"Radicalness" of 

 innovations 



Total 

 innovations 



Applied 

 research 



Basic 

 research 



Percent of innovations in 

 each category 



Improvement of existing 



technology 



Major technological advance 

 Radical breakthrough 



Improvement of existing 



technology 



Major technological advance 

 Radical breakthrough 



' Multiple responses were accepted; therefore, these percents add to more than 100 percent. 



SOURCE Gellman Research Associates. Inc., Indicators of International Trends in Technological 

 Innovation. 1975. (A study commissioned specifically for this report). 



228 



