The Distribution Systems Research Institute

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 18267
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 8439
 
  
 
H04M TELEPHONIC COMMUNICATION 3160
 
  
 
H04W WIRELESS COMMUNICATION NETWORKS 2186

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8948161 Terminal-to-terminal communication connection control method using IP transfer networkDec 01, 11Feb 03, 15[H04M, H04L]
8934484 Terminal-to-terminal communication connection control method using IP transfer networkAug 09, 07Jan 13, 15[H04M, H04L]
8208452 Integrated information communication systemJan 28, 09Jun 26, 12[H04L, G06F, H04W]
8121113 Terminal-to-terminal communication connection control method using IP transfer networkAug 09, 07Feb 21, 12[H04L]
8072979 Terminal-to-terminal communication control system for IP full serviceJun 12, 07Dec 06, 11[H04L, G06F]
7948995 Terminal-to-terminal communication connection control method using IP transfer networkAug 08, 07May 24, 11[H04L]
7787428 Integrated information communication systemJan 31, 07Aug 31, 10[H04M, H04L, G06F, H04W]
7782883 Terminal-to-terminal communication connection control method using IP transfer networkAug 10, 07Aug 24, 10[H04L]
7733882 Terminal-to-terminal communication connection control method using IP transfer networkAug 09, 07Jun 08, 10[H04L]
7693187 Integrated information communication system using internet protocolJun 08, 06Apr 06, 10[H04L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0112,351 INTEGRATED INFORMATION COMMUNICATION SYSTEMAbandonedDec 31, 13Apr 24, 14[H04L]
2014/0056,295 INTEGRATED INFORMATION COMMUNICATION SYSTEMAbandonedMar 18, 13Feb 27, 14[H04L]
8565245 Terminal-to-terminal communication connection control method using IP transfer networkExpiredDec 02, 10Oct 22, 13[H04L]
8553677 Terminal to-terminal communication connection control method using IP transfer networkExpiredAug 09, 07Oct 08, 13[H04L]
2008/0056,280 Terminal-to-terminal communication connection control method using IP transfer networkAbandonedAug 09, 07Mar 06, 08[H04L]

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