Inventor
Tatsuya Watanuki
Inventor
Yokohama, JP
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication61%
H04WWireless communication networks27%
B05CApparatus for applying fluent materials to surfaces, in general3%
B05DProcesses for applying fluent materials to surfaces, in general3%
B60GVehicle suspension arrangements3%
F16FSprings3%
PatentTitleYear
11,065,641Coil spring manufacturing method and coil spring manufacturing device20219,253,080'Relay device, network system and computer program product'20168,233,383'Network relay system and control method thereof'20127,643,447'Mobile node, mobile agent and network system'20107,453,905'Mobile node, mobile agent and network system'20087,177,310'Network connection apparatus'20077,046,624'Network apparatus and a method for communicating by using the network apparatus'20066,985,496'Communication management device and communication management method'20066,977,885'Packet transmitting and receiving method and apparatus therefor'20056,950,431'Network relay apparatus'20056,907,470'Communication apparatus for routing or discarding a packet sent from a user terminal'20056,888,845'Mobile node, mobile agent and network system'20056,877,105'Method for sending notice of failure detection'20056,868,089'Mobile node, mobile agent-and network system'20056,853,639'Information relay device and method with multicast protocol conversion function and information network system using the same'20056,785,293'Mobile node, mobile agent and network system'20046,724,775'Mobile node, mobile agent and network system'20046,578,088'Automatic address distributing system'20036,219,715'Automatic address distributing system'20016,172,986'Mobile node, mobile agent and network system'20015,699,345'Congestion control method in asynchronous transfer mode local area network'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2012Patents assigned to HITACHI LTD (19)· patent assignee history
1997–2021Based in Yokohama, JP· patent location history
2005–2016Based in Ebina, JP· patent location history
2012–2016Patents assigned to WATANUKI TATSUYA (2)· patent assignee history
2016Patents assigned to ALAXALA NETWORKS CORP (1)· patent assignee history
2016Patents assigned to FUKUSHIMA HIDEHIRO (1)· patent assignee history
2016Patents assigned to KAYA YOSHIHIRO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 19 | 1997–2012 |
| WATANUKI TATSUYAself | 2 | 2012–2016 |
| ALAXALA NETWORKS CORP | 1 | 2016 |
| FUKUSHIMA HIDEHIRO | 1 | 2016 |
| KAYA YOSHIHIRO | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 11 | 1997–2021 |
| Ebina, JP | 10 | 2005–2016 |