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Inventor

Yu-Jain Chang

Inventor
Armonk, NY, US

Overview

3→
Patents
2007–2021
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G06Fprimary
G06FElectric digital data processing67%
G01NInvestigating or analysing materials by determining their chemical or physical properties33%
PatentTitleYear
11,126,503Pre-filtering of join execution over multi-column range summaries and other synopses202111,099,979Testing and modifying calendar and event sensitive timer series data analytics20217,295,311'Methods and apparatus for electrophoretic mobility determination using phase light scattering analysis'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to PARTICLE SIZING SYSTEMS INC (1)· patent assignee history
2007Based in Goleta, CA, US· patent location history
2021Patents assigned to IBM (2)· patent assignee history
2021Based in Armonk, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM22021
PARTICLE SIZING SYSTEMS INC12007
Locations
LocationPatentsSpan
Armonk, New York, US22021
Goleta, California, US12007