Inventor
KAGEYAMA TOMOAKI
JP4 patents
⚠️ This page may combine multiple inventors who share the name “KAGEYAMA TOMOAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI PETROCHEMICAL IND
3 patentsUS4929903AMay 29, 1990
Method of and apparatus for assessing insulation conditions
MITSUI PETROCHEMICAL IND37 citations87
US5117191AMay 26, 1992
Apparatus for monitoring degradation of insulation of electrical installation
MITSUI PETROCHEMICAL IND38 citations86
US4897561AJan 30, 1990
Apparatus for and method of discriminating signals
MITSUI PETROCHEMICAL IND8 citations68