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Inventor

Andrew Chin

Inventor
San Francisco, CA, US

Overview

4→
Patents
2002–2021
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

C08Lprimary
C08LCompositions of macromolecular compounds20%
F01CRotary-piston or oscillating-piston machines or engines20%
G03GElectrography20%
G06FElectric digital data processing20%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes20%
PatentTitleYear
10,983,459Liquid electrophotographic ink developer unit202110,289,693Techniques for providing user interface enhancements for online content management system version histories20199,875,469Bill splitting20186,390,794'Rotary piston assembly'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Based in Miami, FL, US· patent location history
2018Patents assigned to SQUARE INC (1)· patent assignee history
2018–2019Based in San Francisco, CA, US· patent location history
2019Patents assigned to DROPBOX INC (1)· patent assignee history
2021Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (1)· patent assignee history
2021Based in San Diego, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DROPBOX INC12019
HEWLETT PACKARD DEVELOPMENT CO12021
SQUARE INC12018
Locations
LocationPatentsSpan
San Francisco, California, US22018–2019
San Diego, California, US12021
Miami, Florida, US12002