P

Inventor

UZAKI NAGATO

17 patents
⚠️ This page may combine multiple inventors who share the name “UZAKI NAGATO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SINTOKOGIO LTD

16 patents
US4230172AOct 28, 1980

Molding apparatus with a compressed air squeeze plate

SINTOKOGIO LTD20 citations78
US5957189ASep 28, 1999

Apparatus and method for sequentially feeding quantities of sand into a mold space and subjecting the space to evacuation and then pressure increase after each feed

SINTOKOGIO LTD8 citations72
US5695000ADec 9, 1997

Apparatus for producing molds

SINTOKOGIO LTD13 citations71
US4289194ASep 15, 1981

Molding machine

SINTOKOGIO LTD7 citations70
US4531565AJul 30, 1985

Gas hardening type molding machine

SINTOKOGIO LTD9 citations68
US5881794AMar 16, 1999

Apparatus and method for producing shell-like molds

SINTOKOGIO LTD2 citations63
US5887639AMar 30, 1999

Method and apparatus for manufacturing gas-hardened molds

SINTOKOGIO LTD5 citations61
US4633928AJan 6, 1987

Apparatus for making core from green sand

SINTOKOGIO LTD5 citations61
US4561485ADec 31, 1985

Core making machine for making hollow core

SINTOKOGIO LTD3 citations61
US4566521AJan 28, 1986

Moulding apparatus for making gas hardened sand mould

SINTOKOGIO LTD6 citations60
US4538665ASep 3, 1985

Molding box apparatus

SINTOKOGIO LTD5 citations60
US4467855AAug 28, 1984

Method of making mold

SINTOKOGIO LTD6 citations60
US4781236ANov 1, 1988

Method of and device for producing mold core

SINTOKOGIO LTD2 citations56
US5839498ANov 24, 1998

Method for connecting cores by charging connecting sand into them

SINTOKOGIO LTD1 citations51
US5829511ANov 3, 1998

Cores formed with connecting cavities for receiving connecting sand

SINTOKOGIO LTD1 citations51
US5850867ADec 22, 1998

Method of making cores with molding sand

SINTOKOGIO LTD0 citations40

SINTOKOGIA LTD

1 patent