Inventor
HANAZONO MASANOBU
JP24 patents
⚠️ This page may combine multiple inventors who share the name “HANAZONO MASANOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
22 patentsUS4659587AApr 21, 1987
Electroless plating process and process for producing multilayer wiring board
HITACHI LTD65 citations93
US4780781AOct 25, 1988
Thin film magnetic head having magnetic film of Co-Ni-Fe alloy
HITACHI LTD34 citations92
US4044394AAug 23, 1977
Thin film magnetic head with a center tap
HITACHI LTD32 citations92
US4766009AAug 23, 1988
Selective working method
HITACHI LTD43 citations91
US5204202AApr 20, 1993
Electrophotographic photosensitive element comprising a protective layer with a porous surface impregnated with lubricant
HITACHI LTD24 citations90
US5728481AMar 17, 1998
Spin interaction device
HITACHI LTD21 citations89
US5252418AOct 12, 1993
Electrophotographic photoreceptor with protruding inorganic insulator pieces and an electrophotographic apparatus utilizing the same
HITACHI LTD20 citations82
US4024041AMay 17, 1977
Method of forming deposition films for use in multi-layer metallization
HITACHI LTD29 citations82
US5200277AApr 6, 1993
Electroluminescent device
HITACHI LTD14 citations74
US4943883AJul 24, 1990
Quarternary amorphous magnetic alloy thin film and magnetic head including same
HITACHI LTD13 citations74
US4939610AJul 3, 1990
Thin film magnetic head having magnetic core including a thin film of cobalt alloy
HITACHI LTD14 citations74
US4623439ANov 18, 1986
Thin film of Ni-Co-Fe ternary alloy and process for producing the same
HITACHI LTD7 citations74
US4003772AJan 18, 1977
Method for preparing thin film integrated circuit
HITACHI LTD11 citations74
US5109311AApr 28, 1992
Magnetic disk device and method of recording/retrieving information
HITACHI LTD17 citations73
US4983575AJan 8, 1991
Superconducting thin films made of stacked composite oxide layers
HITACHI LTD11 citations73
US4971896ANov 20, 1990
Method for forming thin film pattern and method for fabricating thin film magnetic head using the same
HITACHI LTD11 citations73
US5073466ADec 17, 1991
Electrophotographic member containing a fluorine-containing lubricating agent and process for producing the same
HITACHI LTD12 citations72
US4698273AOct 6, 1987
Multi-layered ferromagnetic film and method of manufacturing the same
HITACHI LTD8 citations71
US4617575AOct 14, 1986
Thermal head
HITACHI LTD14 citations71
US3968019AJul 6, 1976
Method of manufacturing low power loss semiconductor device
HITACHI LTD11 citations71
US5229621AJul 20, 1993
Magnetic semiconductor element and a magneto-optical read out head
HITACHI LTD3 citations62
US4912008AMar 27, 1990
Method of annealing electrophotographic photosensitive device
HITACHI LTD0 citations46