Inventor
Natsuko Tsutazawa
Inventor
Tokyo, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Qprimary
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes33%
H04LTransmission of digital information, e.g. telegraphic communication33%
G06NComputing arrangements based on specific computational models11%
H04MTelephonic communication11%
H04QSelecting11%
PatentTitleYear
9,009,236'Information delivery system, delivery destination control method and delivery destination control program'20158,131,810'Reachability realization server, management system, management method and realization program'20127,814,120'List management server for managing updating of list by third-party terminal, list management system, list managing method, and program'20107,782,186'Abstract state monitoring system and method for the same'20107,752,273'Group communication system based on presence information and client device'20107,224,973'Communication agent apparatus'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2015Patents assigned to NEC CORP (6)· patent assignee history
2007–2015Based in Tokyo, JP· patent location history
2012–2015Patents assigned to TSUTAZAWA NATSUKO (2)· patent assignee history
2012Patents assigned to MINAMIZAWA TAKEAKI (1)· patent assignee history
2015Patents assigned to TAKENOUCHI TAKAO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NEC CORP | 6 | 2007–2015 |
| TSUTAZAWA NATSUKOself | 2 | 2012–2015 |
| MINAMIZAWA TAKEAKI | 1 | 2012 |
| TAKENOUCHI TAKAO | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 6 | 2007–2015 |