Inventor
Richard John Albrow
Inventor
Hadstock, GB
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Wprimary
H04WWireless communication networks45%
H04JMultiplex communication27%
H04BTransmission9%
H04LTransmission of digital information, e.g. telegraphic communication9%
H04MTelephonic communication9%
PatentTitleYear
6,061,340'Transmission of digital data messages in digital telephony'20006,044,086'Control signal transmission in digital radio telephony'20006,038,213'Method for restricting channel access depending on subscriber classes and system loading'20006,026,083'Transmission of control messages in digital telephony'20005,987,023'Transmission timing control in digital radio telephony'19995,228,026'Technique for time-division duplex cordless telecommunication'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993Patents assigned to BRITISH TELECOMM (1)· patent assignee history
1993Patents assigned to FERRANTI CREDITPHONE (1)· patent assignee history
1993Patents assigned to MERCURY COMMUNICATIONS (1)· patent assignee history
1993Patents assigned to ORBITEL MOBILE COMMUNICATIONS (1)· patent assignee history
1993Based in Linton, GB· patent location history
1999–2000Patents assigned to IONICA INT LTD (5)· patent assignee history
1999–2000Based in Hadstock, GB· patent location history
2000Based in Cambridge, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IONICA INT LTD | 5 | 1999–2000 |
| BRITISH TELECOMM | 1 | 1993 |
| FERRANTI CREDITPHONE | 1 | 1993 |
| MERCURY COMMUNICATIONS | 1 | 1993 |
| ORBITEL MOBILE COMMUNICATIONS | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hadstock, GB | 4 | 1999–2000 |
| Cambridge, GB | 1 | 2000 |
| Linton, GB | 1 | 1993 |