BR9305319A - Ceramic heater - Google Patents

Ceramic heater

Info

Publication number: BR9305319A
Authority: BR; Brazil
Prior art keywords: ceramic heater; heater; ceramic
Prior art date: 1992-12-17

Application number

BR9305319A

Other languages

Portuguese (pt)

Inventor

Takao Kojima

Kouji Matsuo

Keizo Furusaki

Yoshiaki Kuroki

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.)

1992-12-17

Filing date

1993-12-16

Publication date

1994-06-21

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18439795&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9305319(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1993-12-16 Application filed by Ngk Spark Plug Co filed Critical Ngk Spark Plug Co

1994-06-21 Publication of BR9305319A publication Critical patent/BR9305319A/en

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP4354770A JP3016669B2 (en)	1992-12-17	1992-12-17	Ceramic heater

Publications (1)

Publication Number	Publication Date
BR9305319A true BR9305319A (en)	1994-06-21

Family

ID=18439795

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9305319A BR9305319A (en)	1992-12-17	1993-12-16	Ceramic heater

Country Status (2)

Country	Link
JP (1)	JP3016669B2 (en)
BR (1)	BR9305319A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2000058237A (en)	1998-06-05	2000-02-25	Ngk Spark Plug Co Ltd	Ceramic heater and oxygen sensor using it
CN108901089B (en) *	2018-08-22	2021-05-25	湖南特发新材料有限公司	Thick film heating element and working temperature increasing method thereof
JP7422024B2 (en) *	2020-07-07	2024-01-25	新光電気工業株式会社	Ceramic structures, electrostatic chucks, substrate fixing devices

1992
- 1992-12-17 JP JP4354770A patent/JP3016669B2/en not_active Expired - Lifetime
1993
- 1993-12-16 BR BR9305319A patent/BR9305319A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
JP3016669B2 (en)	2000-03-06
JPH06188065A (en)	1994-07-08

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Legal Events

Date	Code	Title	Description
1996-03-12	EE	Request for examination
1999-04-20	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
1999-09-21	FF	Decision: granting
2000-06-13	FG9A	Patent or certificate of addition granted
2015-02-03	B21A	Expiry acc. art. 78, item i of ipl- expiry of the term of protection	Free format text: PATENTE EXTINTA EM 16/12/2013