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Shinichiro Ishitsuka
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Osaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Fluorescent lamp having phosphor layer
Patent number
6,977,462
Issue date
Dec 20, 2005
Matsushita Electric Industrial Co., Ltd.
Kenji Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bulb-form lamp and its manufacturing method
Patent number
6,800,009
Issue date
Oct 5, 2004
Matsushita Electric Industrial Co., Ltd.
Tetsuo Matsuba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bulb-form lamp and manufacturing method of lamp case
Patent number
6,734,633
Issue date
May 11, 2004
Matsushita Electronics Corporation
Tetsuo Matsuba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bulb-form lamp and its manufacturing method
Patent number
6,717,341
Issue date
Apr 6, 2004
Matsushita Electric Industrial Co., Ltd.
Tetsuo Matsuba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lamp with internally attached eyelet lead, and method therefor
Patent number
6,653,770
Issue date
Nov 25, 2003
Matsushita Electric Industrial Co., Ltd.
Tetsuo Matsuba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bulb-form lamp and its manufacturing method
Patent number
6,525,455
Issue date
Feb 25, 2003
Matsushita Electric Industrial Co., Ltd.
Tetsuo Matsuba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fluorescent lamp
Patent number
6,515,412
Issue date
Feb 4, 2003
Matsushita Electric Industrial Co., Ltd.
Shinichiro Ishitsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing lamps
Patent number
6,482,061
Issue date
Nov 19, 2002
Matsushita Electric Industrial Co., Ltd.
Tetsuo Matsuba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mounting arrangement for electronic components
Patent number
4,591,951
Issue date
May 27, 1986
Matsushita Electric Industrial Co., Ltd.
Shigeyoshi Iwamoto
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Fluorescent lamp having phosphor layer
Publication number
20040135487
Publication date
Jul 15, 2004
Kenji Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bulb-form lamp and its manufacturing method
Publication number
20020195918
Publication date
Dec 26, 2002
Matsushita Electric Industrial Co., Ltd.
Tetsuo Matsuba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Bulb-form lamp and manufacturing method of lamp case
Publication number
20010024080
Publication date
Sep 27, 2001
Tetsuo Matsuba
H01 - BASIC ELECTRIC ELEMENTS