CC

Christopher G. Chatfield

SA Sandvik Ab: 3 patents #159 of 518Top 35%
SA Santrade: 1 patents #61 of 173Top 40%
Overall (All Time): #1,290,887 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5543176 CVD of Al.sub.2 O.sub.3 layers on cutting inserts Jan N. Lindstrom, Mats Sjostrand, Ingrid K. M. Collin 1996-08-06
5071696 Coated cutting insert Jan N. Lindstrom, Mats Sjostrand, Ingrid K. M. Collin 1991-12-10
4399168 Method of preparing coated cemented carbide product Gregor Kullander, Marian Mikus, Bo K. Westergren 1983-08-16
4282289 Method of preparing coated cemented carbide product and resulting product Gregor Kullander, Marian Mikus, Bo K. Westergren 1981-08-04