Inventor
OMATSU MASAYUKI
JP5 patents
Patents
5 patentsUS4524373AJun 18, 1985
Fluoran derivatives as new compounds, process for preparing the same and recording system utilizing the same as colorless chromogenic material
KANZAKI PAPER MFG CO LTD14 citations72
US4629800ADec 16, 1986
Fluoran compounds
KANZAKI PAPER MFG CO LTD9 citations71
US4729984AMar 8, 1988
Heat sensitive recording sheets containing sulfone derivatives
KANZAKI PAPER MFG CO LTD2 citations59
US4746645AMay 24, 1988
Heat-sensitive recording material
KANZAKI PAPER MFG CO LTD0 citations51
US4713488ADec 15, 1987
Method for producing cycloalkyl aminophenol derivatives
KANZAKI PAPER MFG CO LTD1 citations49