P

Inventor

TANAKA MASAAKI

JP147 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI ELECTRIC CORP

18 patents
US5684642ANov 4, 1997

Optical transmission system and light radiating method

MITSUBISHI ELECTRIC CORP164 citations98
US5445798AAug 29, 1995

Microbe propagation preventing apparatus and microbe propagation preventing method

MITSUBISHI ELECTRIC CORP84 citations95
US5144362ASep 1, 1992

Projection aligner

MITSUBISHI ELECTRIC CORP78 citations95
US4430306AFeb 7, 1984

Oxygen recycle type ozonizing apparatus

MITSUBISHI ELECTRIC CORP59 citations95
US5815221ASep 29, 1998

Projector apparatus

MITSUBISHI ELECTRIC CORP69 citations94
US6304475B1Oct 16, 2001

Switching power supply for gas laser

MITSUBISHI ELECTRIC CORP24 citations93
US5527459AJun 18, 1996

Microbe propagation preventing apparatus

MITSUBISHI ELECTRIC CORP34 citations92
US5484570AJan 16, 1996

Microbe propagation prenvention method

MITSUBISHI ELECTRIC CORP24 citations92
US5058123AOct 15, 1991

Laser apparatus

MITSUBISHI ELECTRIC CORP25 citations92
US4942588AJul 17, 1990

Laser device

MITSUBISHI ELECTRIC CORP52 citations92
US4937424AJun 26, 1990

Laser machining apparatus

MITSUBISHI ELECTRIC CORP25 citations92
US4903271AFeb 20, 1990

Laser apparatus

MITSUBISHI ELECTRIC CORP25 citations92
US4453953AJun 12, 1984

Intermittent ozone feeding apparatus

MITSUBISHI ELECTRIC CORP32 citations92
US4232229ANov 4, 1980

Ozonizer

MITSUBISHI ELECTRIC CORP44 citations92
US5864374AJan 26, 1999

Method and apparatus for image generation

MITSUBISHI ELECTRIC CORP42 citations91
US5310986AMay 10, 1994

Laser machining apparatus

MITSUBISHI ELECTRIC CORP21 citations91
US5253040AOct 12, 1993

Projection aligner

MITSUBISHI ELECTRIC CORP32 citations91
US5223693AJun 29, 1993

Optical machining apparatus

MITSUBISHI ELECTRIC CORP46 citations90

TOYOTA MOTOR CO LTD

9 patents

DENSO CORP

7 patents

MAZDA MOTOR

2 patents

UBE INDUSTRIES

2 patents

NIPPON DENSO CO

2 patents

TANAKA MASAAKI

2 patents

MATSUSHITA REFRIGERATION

1 patent

SHARP KK

1 patent

HITACHI LTD

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

SUMITOMO CHEMICAL CO

1 patent

HONDA MOTOR CO LTD

1 patent

HOUSE FOOD INDUSTRIAL CO

1 patent

VICTOR COMPANY OF JAPAN

1 patent

Showing the top 50 of 147 patents by PatentIndex Score.