Inventor

Dan Tu

Inventor
San Bruno, CA, US

Overview

9→
Patents
1997–2018
Patent span
Electricity
Primary field (CPC H)

Patents· 9 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 communication43%
G06FElectric digital data processing36%
H03DDemodulation or transference of modulation from one carrier to another14%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner7%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to INTERSTATE ELECTRONICS CORP (1)· patent assignee history
1997–2010Based in San Diego, CA, US· patent location history
2003Patents assigned to WEBTV NETWORKS INC (1)· patent assignee history
2005–2010Patents assigned to MICROSOFT CORP (2)· patent assignee history
2015–2017Patents assigned to XPLIANT INC (4)· patent assignee history
2015–2018Based in San Bruno, CA, US· patent location history
2017–2018Patents assigned to CAVIUM INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
XPLIANT INC42015–2017
CAVIUM INC22017–2018
MICROSOFT CORP22005–2010
INTERSTATE ELECTRONICS CORP11997
WEBTV NETWORKS INC12003
Locations
LocationPatentsSpan
San Bruno, California, US52015–2018
San Diego, California, US41997–2010