P

Inventor

MIYAZAKI KOUJI

JP26 patents
⚠️ This page may combine multiple inventors who share the name “MIYAZAKI KOUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

16 patents
US6998792B2Feb 14, 2006

Electrodeless discharge lamp lighting device, light bulb type electrodeless fluorescent lamp and discharge lamp lighting device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US6977472B2Dec 20, 2005

Electrodeless self-ballasted fluorescent lamp and discharge lamp operating device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations92
US6870327B2Mar 22, 2005

Electrode-less discharge lamp lighting apparatus, bulb-shaped electrode-less fluorescent lamp, and discharge lamp lighting apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD48 citations92
US6762550B2Jul 13, 2004

Electrodeless discharge lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations92
US6642671B2Nov 4, 2003

Electrodeless discharge lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations92
US6577066B1Jun 10, 2003

Compact self-ballasted fluorescent lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US5023516AJun 11, 1991

Discharge lamp operation apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD41 citations91
US6046548AApr 4, 2000

Method and apparatus for operating discharge lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US5949192ASep 7, 1999

Operating apparatus for discharge lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US5880561AMar 9, 1999

Discharge lamp operating apparatus and method for reducing discharge arc curvature

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations74
US6404141B1Jun 11, 2002

Electrodeless discharge lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations73
US6218789B1Apr 17, 2001

Metal halide lamp having specified relation between electrode distance and operation voltage, and operating at acoustic standing wave frequency

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US6107757AAug 22, 2000

Fluorescent lamp operating apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US5955846ASep 21, 1999

Discharge lamp lighting device and a method for lighting a discharge lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US7064494B2Jun 20, 2006

Discharge lamp operating apparatus and self-ballasted electrodeless discharge lamp

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations61
US4982137AJan 1, 1991

Apparatus for igniting a discharge lamp including circuitry for preventing cataphoresis phenomenon generation

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations60

NIPPON ZEON CO

2 patents

YAKULT HONSHA KK

2 patents

(unassigned)

1 patent

MASUOKA NORIE

1 patent

MIYAZAKI KOUJI

1 patent

CHIBA KATSUYOSHI

1 patent

TOYOTA MOTOR CO LTD

1 patent

OKUMURA TAKEKAZU

1 patent