P

Inventor

YAMASHITA YUJI

JP68 patents
⚠️ This page may combine multiple inventors who share the name “YAMASHITA YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITA INDUSTRIAL CO LTD

13 patents
US5752128AMay 12, 1998

Image forming apparatus with contract renewal device

MITA INDUSTRIAL CO LTD89 citations96
US5873009AFeb 16, 1999

Equipment management system that issues a warning when the lifetime of a component has been exceeded and disables the warning when such a warning is to be generated for a different component

MITA INDUSTRIAL CO LTD80 citations95
US5708909AJan 13, 1998

Equipment management system

MITA INDUSTRIAL CO LTD70 citations95
US5812874ASep 22, 1998

Equipment management system

MITA INDUSTRIAL CO LTD44 citations92
US5752125AMay 12, 1998

Maintenance management system for image forming equipment

MITA INDUSTRIAL CO LTD41 citations92
US5802271ASep 1, 1998

Terminal device management system and a method for detecting a failed terminal device using the system

MITA INDUSTRIAL CO LTD24 citations91
US5666585ASep 9, 1997

Maintenance supervising system for an image-reproducing system

MITA INDUSTRIAL CO LTD47 citations91
US5343276AAug 30, 1994

Management system of image forming apparatuses

MITA INDUSTRIAL CO LTD26 citations91
US5802429ASep 1, 1998

Copying machine connected to a host computer for storage and retrieval of help information

MITA INDUSTRIAL CO LTD17 citations84
US5740490AApr 14, 1998

Copier management system

MITA INDUSTRIAL CO LTD12 citations73
US4860056AAug 22, 1989

Sealable toner recovery box for an image forming machine

MITA INDUSTRIAL CO LTD14 citations73
US5517282AMay 14, 1996

Management system of image forming apparatuses

MITA INDUSTRIAL CO LTD14 citations72
US5805441ASep 8, 1998

Equipment management system

MITA INDUSTRIAL CO LTD3 citations63

KUBOTA KK

13 patents

HITACHI MAXELL

4 patents

UNICHARM CORP

4 patents

HITACHI LTD

2 patents

ROLAND CORP

2 patents

TOYOTA MOTOR CO LTD

2 patents

HITACHI ULSI SYS CO LTD

1 patent

EXEDY CORP

1 patent

ASMO CO LTD

1 patent

YAMASHITA YUJI

1 patent

SHIMADZU CORP

1 patent

HOKKAI CAN

1 patent

AISIN TAKAOKA LTD

1 patent

JNC CORP

1 patent

GOTOH MITSUTAKA

1 patent

AISAN IND

1 patent

Showing the top 50 of 68 patents by PatentIndex Score.