P

Inventor

KONDO YOSHIKAZU

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

TOYO KOHAN CO LTD

16 patents
US4729789AMar 8, 1988

Process of manufacturing an extruder screw for injection molding machines or extrusion machines and product thereof

TOYO KOHAN CO LTD68 citations95
US4517255AMay 14, 1985

Method for production of metal sheet covered with polyester resin film

TOYO KOHAN CO LTD41 citations91
US4445998AMay 1, 1984

Method for producing a steel lithographic plate

TOYO KOHAN CO LTD45 citations90
US3999952ADec 28, 1976

Sintered hard alloy of multiple boride containing iron

TOYO KOHAN CO LTD38 citations90
US4194900AMar 25, 1980

Hard alloyed powder and method of making the same

TOYO KOHAN CO LTD38 citations88
US4562717AJan 7, 1986

Drawing punch for drawing foil

TOYO KOHAN CO LTD24 citations82
US4459335AJul 10, 1984

Metal-resin composite

TOYO KOHAN CO LTD18 citations81
US4366185ADec 28, 1982

Metal-resin composite and process for its production

TOYO KOHAN CO LTD25 citations81
US4261745AApr 14, 1981

Method for preparing a composite metal sintered article

TOYO KOHAN CO LTD21 citations80
US5639515AJun 17, 1997

Method for post-treatment of plated steel sheet for soldering

TOYO KOHAN CO LTD7 citations73
US5298149AMar 29, 1994

Method for making a tin-plated steel sheet with a chromium bilayer and a copolyester resin laminate

TOYO KOHAN CO LTD9 citations73
US5213903AMay 25, 1993

Tin-plated steel sheet with a chromium bilayer and a copolyester resin laminate and method

TOYO KOHAN CO LTD5 citations73
US5011711AApr 30, 1991

Method for post-treatment of electroplated steel sheets for soldering

TOYO KOHAN CO LTD7 citations73
US4956242ASep 11, 1990

Steel foil for drawing container with organic film coat

TOYO KOHAN CO LTD7 citations73
US4508601AApr 2, 1985

Process for producing a thin tin and zinc plated steel sheet

TOYO KOHAN CO LTD11 citations73
US4317857AMar 2, 1982

Composite coated metal sheet

TOYO KOHAN CO LTD10 citations73

KONISHIROKU PHOTO IND

6 patents

SHIMADZU CORP

4 patents

KANEBO LTD

4 patents

BRIDGESTONE TIRE CO LTD

4 patents

TEXAS INSTRUMENTS INC

4 patents

KONICA CORP

3 patents

TOYOTA MOTOR CO LTD

2 patents

MITSUBISHI ELECTRIC CORP

2 patents

SHARP KK

1 patent

TOYO KAHAN CO LTD

1 patent

RENESAS TECH CORP

1 patent

MORINAGA MILK INDUSTRY CO LTD

1 patent

JAPAN NATIONAL RAILWAY

1 patent

Showing the top 50 of 75 patents by PatentIndex Score.