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Inventor

Di-Fa Chang

Inventor
Mountain View, CA, US

Overview

2→
Patents
2016–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Lprimary
B01LChemical or physical laboratory apparatus for general use33%
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates33%
G06FElectric digital data processing33%
PatentTitleYear
11,077,440Methods and apparatus to facilitate gravitational cell extraction20219,330,093'Methods and systems for identifying user input data for matching content to user interests'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016Patents assigned to CHANG DI-FA (1)· patent assignee history
2016Patents assigned to GOOGLE INC (1)· patent assignee history
2016Patents assigned to ILLOWSKY REBECCA (1)· patent assignee history
2016Based in Cupertino, CA, US· patent location history
2021Patents assigned to AGILENT TECHNOLOGIES INC (1)· patent assignee history
2021Based in Mountain View, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AGILENT TECHNOLOGIES INC12021
CHANG DI-FAself12016
GOOGLE INC12016
ILLOWSKY REBECCA12016
Locations
LocationPatentsSpan
Mountain View, California, US12021
Cupertino, California, US12016