Inventor
ASAHI NAOTATSU
JP12 patents
⚠️ This page may combine multiple inventors who share the name “ASAHI NAOTATSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
9 patentsUS4873150AOct 10, 1989
High water-resistant member, and valve gear using the same for use in internal combustion engine
HITACHI LTD63 citations96
US4608232AAug 26, 1986
Gas sensor
HITACHI LTD29 citations90
US4077810AMar 7, 1978
Aluminum alloys having improved mechanical properties and workability and method of making same
HITACHI LTD48 citations89
US5009070AApr 23, 1991
Combustion apparatus for gas turbine
HITACHI LTD20 citations82
US4163266AJul 31, 1979
Magnetic tape scanning assembly for use in video tape recorder and playback apparatus
HITACHI LTD24 citations81
US5035677AJul 30, 1991
A universal power transmission joint having a pair of drive pins fixed in parallel by a tie member
HITACHI LTD17 citations73
US4486462ADec 4, 1984
Method for coating by glow discharge
HITACHI LTD14 citations73
US4394234AJul 19, 1983
Method of processing electrically conductive material by glow discharge
HITACHI LTD11 citations68
US4392296AJul 12, 1983
Method of joining two metal members
HITACHI LTD6 citations62