US Patent 7116922 Charging apparatus
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Edits on 31 Aug, 2023
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Patent abstract
A charging apparatus includes a charging section supplied with an AC voltage and for electrically charging a member to be charged; a current measuring section for measuring a current flowing between the charging section and the member to be charged when the AC voltage is supplied to the charging section; and a particular current extraction section for extracting from the current a particular current having a particular frequency.
Edits on 31 Jul, 2023
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Patent Jurisdiction
Patent Number
71169220
Date of Patent
October 3, 2006
0Patent Application Number
108362800
Date Filed
May 3, 2004
0Patent Primary Examiner
Edits on 20 May, 2023
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US Patent 07116922 Charging apparatus US Patent 7116922 Charging apparatus
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Patent Number
0711692200
Patent Number
711692200
Edits on 19 May, 2023
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Official Website
Edits on 26 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
071169220
Date of Patent
October 3, 2006
0Patent Application Number
108362800
Date Filed
May 3, 2004
0Official Website
Patent Primary Examiner
Edits on 22 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
071169220
Date of Patent
October 3, 2006
0Patent Application Number
108362800
Date Filed
May 3, 2004
0Official Website
Patent Primary Examiner
Edits on 7 Jun, 2022
Golden AI
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Edits on 17 Nov, 2021
Golden AI
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US Patent 07116922 Charging apparatus
Infobox
Is a
Patent jurisdiction
Patent number
07116922
Date of patent
October 3, 2006
Patent application number
10836280
Date Filed
May 3, 2004
Patent primary examiner
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