Inventor
Shirou Tanabe
Inventor
Hachioji, JP
Overview
Patents· 13 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 communication44%
H04QSelecting36%
H04JMultiplex communication8%
G06FElectric digital data processing4%
H04MTelephonic communication4%
H04WWireless communication networks4%
PatentTitleYear
7,058,062'Packet switching system having self-routing switches'20066,618,372'Packet switching system having-having self-routing switches'20036,314,096'Packet switching system having self-routing switches'20016,005,867'Time-division channel arrangement'19995,999,537'Packet switching system having self-routing switches'19995,740,156'Packet switching system having self-routing switches'19985,703,869'Method and apparatus of multiplexing digital signal'19975,461,626'Method and apparatus for multiplexing digital signal'19955,214,640'High-speed packet switching system'19935,164,937'Packet concentrator and packet switching system'19925,157,660'Communication system including portable terminals and fixed terminals'19925,119,369'Packet switch communication network using packet having virtual channel identifier'19924,901,274'Method and system for data driven information processing'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2006Patents assigned to HITACHI LTD (13)· patent assignee history
1990–2006Based in Hachioji, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 13 | 1990–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hachioji, JP | 13 | 1990–2006 |