Inventor
IMAI OSAMU
JP29 patents
⚠️ This page may combine multiple inventors who share the name “IMAI OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK INSULATORS LTD
17 patentsUS5393444AFeb 28, 1995
Piezoelectric semiconductor
NGK INSULATORS LTD21 citations92
US5584895ADec 17, 1996
Process for preparing solidified material containing coal ash
NGK INSULATORS LTD34 citations89
US6599647B2Jul 29, 2003
Joined insulator body
NGK INSULATORS LTD18 citations83
US4730179AMar 8, 1988
Voltage non-linear resistor and its manufacture
NGK INSULATORS LTD17 citations80
US4719064AJan 12, 1988
Voltage non-linear resistor and its manufacture
NGK INSULATORS LTD22 citations80
US5225111AJul 6, 1993
Voltage non-linear resistor and method of producing the same
NGK INSULATORS LTD14 citations74
US5250281AOct 5, 1993
Process for manufacturing a voltage non-linear resistor and a zinc oxide material to be used therefor
NGK INSULATORS LTD12 citations73
US5248452ASep 28, 1993
Process for manufacturing a voltage non-linear resistor
NGK INSULATORS LTD11 citations73
US5039971AAug 13, 1991
Voltage non-linear type resistors
NGK INSULATORS LTD7 citations73
US4933659AJun 12, 1990
Voltage non-linear resistor and method of producing the same
NGK INSULATORS LTD16 citations73
US4855708AAug 8, 1989
Voltage non-linear resistor
NGK INSULATORS LTD8 citations71
US4724416AFeb 9, 1988
Voltage non-linear resistor and its manufacture
NGK INSULATORS LTD14 citations71
US5277843AJan 11, 1994
Voltage non-linear resistor
NGK INSULATORS LTD12 citations70
US5107242AApr 21, 1992
Voltage non-linear resistor for gapped lightning arrestors and method of producing the same
NGK INSULATORS LTD14 citations70
US4906964AMar 6, 1990
Voltage non-linear resistor
NGK INSULATORS LTD3 citations62
US7262143B2Aug 28, 2007
Semiconductive glaze product, method for producing the glaze product, and insulator coated with the glaze product
NGK INSULATORS LTD2 citations57
US5269971ADec 14, 1993
Starting material for use in manufacturing a voltage non-linear resistor
NGK INSULATORS LTD0 citations51
ISHIHARA MINING & CHEMICAL CO
7 patentsUS4985449AJan 15, 1991
N-benzoyl-N-pyridyloxy phenyl urea compounds and pesticide compositions containing them
ISHIHARA MINING & CHEMICAL CO47 citations96
US4331670AMay 25, 1982
Pyridylanilines
ISHIHARA MINING & CHEMICAL CO55 citations96
US4645761AFeb 24, 1987
Organophosphorus compounds and insecticidal, miticidal, nematicidal or soil pesticidal compositions containing them
ISHIHARA MINING & CHEMICAL CO12 citations73
US4590182AMay 20, 1986
Organophosphorus compound and insecticidal, miticidal or nematicidal composition containing it
ISHIHARA MINING & CHEMICAL CO16 citations73
US4783451ANov 8, 1988
Organophosphorus, compounds and insecticidal, miticidal, nematicidal or soil pesticidal compositions containing them
ISHIHARA MINING & CHEMICAL CO4 citations62
US4861799AAug 29, 1989
Benzoylurea compounds and pesticides containing them
ISHIHARA MINING & CHEMICAL CO1 citations52
US4327089AApr 27, 1982
O-(N-Alkoxy-pyridinecarboximidoyl) phosphates, process for producing the same, and insecticidal or acaridical compositions containing the same
ISHIHARA MINING & CHEMICAL CO0 citations52