Inventor
Hok Yong Pua
Inventor
Plano, TX, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission50%
H04JMultiplex communication33%
H04QSelecting17%
PatentTitleYear
7,327,954'Optical signaling to share active channel information'20086,922,530'Method and apparatus for optical channel switching in an optical add/drop multiplexer'20056,647,176'Method and apparatus to compensate for polarization mode dispersion'20036,459,830'Method and apparatus to compensate for polarization mode dispersion'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2003Patents assigned to SPRINT COMMUNICATIONS CO (2)· patent assignee history
2002–2008Based in Plano, TX, US· patent location history
2005–2008Patents assigned to FUJITSU LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU LTD | 2 | 2005–2008 |
| SPRINT COMMUNICATIONS CO | 2 | 2002–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Plano, Texas, US | 4 | 2002–2008 |