Inventor
NAGAKAWA KENJI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “NAGAKAWA KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ARKRAY INC
4 patentsUS7390391B2Jun 24, 2008
Concentration measuring method, concentration test instrument, and concentration measuring apparatus
ARKRAY INC5 citations72
US7780828B2Aug 24, 2010
Analytical instrument having improved arrangement of reagent section and analytical method
ARKRAY INC4 citations56
USRE45764EOct 20, 2015
Concentration measuring method, concentration test instrument, and concentration measuring apparatus
ARKRAY INC0 citations50
US7550273B2Jun 23, 2009
Colorimetric method and reagent used for the same
ARKRAY INC0 citations49