Inventor · disambiguated record
Christopher G. Chatfield
Also filed as: CHATFIELD CHRISTOPHER · CHATFIELD CHRISTOPHER G
4 granted patents·198 citations·filing 1980–1993
82Inventor score
Technology areasC23C
Top patents by PatentIndex Score
4 records- 0190US4399168AMethod of preparing coated cemented carbide productSANTRADE LTD·Filed 1981·Granted Aug 16, 1983·70 cites·2 claims
- 0288US4282289AMethod of preparing coated cemented carbide product and resulting productSANDVIK AB·Filed 1980·Granted Aug 4, 1981·61 cites·6 claims
- 0383US5071696ACoated cutting insertSANDVIK AB·Filed 1990·Granted Dec 10, 1991·51 cites·14 claims
- 0458US5543176ACVD of Al2 O3 layers on cutting insertsSANDVIK AB·Filed 1993·Granted Aug 6, 1996·16 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →