Inventor
OKIMOTO TOMOYUKI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “OKIMOTO TOMOYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KANZAKI PAPER MFG CO LTD
8 patentsUS4529992AJul 16, 1985
Multicolor record material
KANZAKI PAPER MFG CO LTD38 citations92
US4222891ASep 16, 1980
Method of making oil-containing microcapsules
KANZAKI PAPER MFG CO LTD35 citations92
US4906604AMar 6, 1990
Multi-color heat sensitive recording material
KANZAKI PAPER MFG CO LTD8 citations73
US4641160AFeb 3, 1987
Recording system utilizing phthalide derivatives as colorless chromogenic material
KANZAKI PAPER MFG CO LTD9 citations73
US4510512AApr 9, 1985
Heat-sensitive record material
KANZAKI PAPER MFG CO LTD14 citations73
US5143890ASep 1, 1992
Heat sensitive recording material
KANZAKI PAPER MFG CO LTD4 citations62
US4336170AJun 22, 1982
Method of treatment of an aqueous dispension of microcapsules
KANZAKI PAPER MFG CO LTD5 citations60
US4403051ASep 6, 1983
Microcapsule dispersions
KANZAKI PAPER MFG CO LTD1 citations51