NOMURA HOLDING AMERICA, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04M TELEPHONIC COMMUNICATION 3160

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5960072 Method and apparatus for altering the access format of telephone callsMar 04, 93Sep 28, 99[H04M]
5483581 Method and apparatus for performing an automated collect callJun 06, 94Jan 09, 96[H04M]
5319701 Method and apparatus for performing an automated collect callMar 04, 93Jun 07, 94[H04M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5513738 Coin handling systemExpiredOct 26, 93May 07, 96[G07F]
5441138 Coin handling system with an improved coin chuteExpiredFeb 23, 94Aug 15, 95[G07F]
5400400 Pay telephone architectureExpiredJun 22, 93Mar 21, 95[H04M]
5388680 Coin handling system with an improved coin chuteExpiredFeb 25, 92Feb 14, 95[G07F]
5367561 Cash access system and method of operationExpiredFeb 10, 92Nov 22, 94[H04M]
5351290 Telecommunications fraud prevention system and methodExpiredSep 11, 92Sep 27, 94[H04M]
D342251 Pay telephone unitExpiredAug 27, 92Dec 14, 93[]
5255770 Coin handling systemExpiredSep 11, 91Oct 26, 93[G07F]
5159698 SMDR translatorExpiredSep 04, 91Oct 27, 92[H04M]
5131027 Short time validity storageExpiredJun 11, 90Jul 14, 92[H04M]
5113433 Method and apparatus for altering the access format of telephone callsExpiredAug 29, 90May 12, 92[H04M]
5093858 Method and apparatus for performing an automated collect callExpiredJun 11, 90Mar 03, 92[H04M]
5090548 Coin handling systemExpiredOct 09, 90Feb 25, 92[G07F]
5089770 Frequency measuring systemExpiredFeb 20, 90Feb 18, 92[G01R]
5048079 SMDR translatorExpiredAug 10, 90Sep 10, 91[H04M]
4933965 Short time validity storage of a billing account number at a local telecommunications stationExpiredJan 23, 89Jun 12, 90[H04M]
4933966 Method and apparatus for performing an automated collect callExpiredJan 23, 89Jun 12, 90[H04M]
4920558 Method and apparatus for downloading speech filesExpiredJan 23, 89Apr 24, 90[H04M]
4920562 Automatic generation of billing records at a telephone paystationExpiredJan 23, 89Apr 24, 90[H04M]
4908852 Method and apparatus for altering the access format of telephone callsExpiredJan 23, 89Mar 13, 90[H04M]

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