BR9304649A - Anti-carbonization spark plug - Google Patents

Anti-carbonization spark plug

Info

Publication number: BR9304649A
Authority: BR; Brazil
Prior art keywords: carbonization; spark plug; spark; plug; carbonization spark
Prior art date: 1992-12-11

Application number

BR9304649A

Other languages

Portuguese (pt)

Inventor

Akio Kokubu

Shigeyasu Yamada

Original Assignee

Ngk Spark Plug Co

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1992-12-11

Filing date

1993-12-09

Publication date

1994-07-05

1993-12-09 Application filed by Ngk Spark Plug Co filed Critical Ngk Spark Plug Co

1994-07-05 Publication of BR9304649A publication Critical patent/BR9304649A/en

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP33146592A JPH06176848A (en)	1992-12-11	1992-12-11	Contamination protective spark plug

Publications (1)

Publication Number	Publication Date
BR9304649A true BR9304649A (en)	1994-07-05

Family

ID=18243953

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9304649A BR9304649A (en)	1992-12-11	1993-12-09	Anti-carbonization spark plug

Country Status (2)

Country	Link
JP (1)	JPH06176848A (en)
BR (1)	BR9304649A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4648485B1 (en)	2010-01-12	2011-03-09	日本特殊陶業株式会社	Spark plug
JP2014107084A (en) *	2012-11-27	2014-06-09	Ngk Spark Plug Co Ltd	Spark plug
US10153618B2 (en)	2016-07-18	2018-12-11	Ngk Spark Plug Co., Ltd.	Spark plug
JP6349421B2 (en) *	2016-07-18	2018-06-27	日本特殊陶業株式会社	Spark plug

1992
- 1992-12-11 JP JP33146592A patent/JPH06176848A/en active Pending
1993
- 1993-12-09 BR BR9304649A patent/BR9304649A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
JPH06176848A (en)	1994-06-24

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Legal Events

Date	Code	Title
1995-11-28	EE	Request for examination
1999-12-14	FF	Decision: intention to grant
2001-03-06	FA11	Dismissal: dismissal - article 38, par. 2 of industrial property law