Inventor
Kin L. Cheung
Inventor
North Andover, MA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing60%
H04LTransmission of digital information, e.g. telegraphic communication30%
H04WWireless communication networks10%
PatentTitleYear
10,834,571Steering of roaming for 5G core roaming in an internet packet exchange network202010,432,583Routing agent platform with a 3-tier architecture for diameter communication protocol in IP networks201910,397,176Method and system for interworking of RCS universal profile and pre-universal profile clients20195,155,834'Reference and change table storage system for virtual memory data processing system having a plurality of processors accessing common memory'19925,062,036'Instruction prefetcher'19914,916,603'Distributed reference and change table for a virtual memory system'19904,799,187'Memory address generator with device address type specifier'19894,685,082'Simplified cache with automatic update'19874,509,140'Data transmitting link'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1992Patents assigned to WANG LABORATORIES (5)· patent assignee history
1985Based in Lowell, MA, US· patent location history
1987–1992Based in North Andover, MA, US· patent location history
1990Patents assigned to WANG LABORTATORIES INC (1)· patent assignee history
1991Based in Andover, MA, US· patent location history
2019–2020Patents assigned to SYNIVERSE TECHNOLOGIES LLC (3)· patent assignee history
2019–2020Based in Tuen Mun, HK· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WANG LABORATORIES | 5 | 1985–1992 |
| SYNIVERSE TECHNOLOGIES LLC | 3 | 2019–2020 |
| WANG LABORTATORIES INC | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| North Andover, Massachusetts, US | 4 | 1987–1992 |
| Tuen Mun, HK | 3 | 2019–2020 |
| Andover, Massachusetts, US | 1 | 1991 |
| Lowell, Massachusetts, US | 1 | 1985 |