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Inventor

Daniel Tanchangco

Inventor
San Marcos, CA, US

Overview

4→
Patents
2017–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

G03Gprimary
G03GElectrography44%
C08LCompositions of macromolecular compounds33%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds11%
C09DCoating compositions, e.g. paints, varnishes or lacquers11%
PatentTitleYear
10,983,459Liquid electrophotographic ink developer unit202110,877,425Fluid application devices with resistive coatings202010,514,633Liquid electrophotographic ink developer unit20199,684,267'Roller coating'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017Patents assigned to HEWLETT PACKARD INDIGO BV (1)· patent assignee history
2017Patents assigned to Li guang jin (1)· patent assignee history
2017Patents assigned to TANCHANGCO DANIEL (1)· patent assignee history
2017–2021Based in San Marcos, CA, US· patent location history
2019–2021Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (2)· patent assignee history
2020Patents assigned to HP INDIGO BV (1)· patent assignee history
2020Based in San Diego, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HEWLETT PACKARD DEVELOPMENT CO22019–2021
HEWLETT PACKARD INDIGO BV12017
HP INDIGO BV12020
Li guang jin12017
TANCHANGCO DANIELself12017
Locations
LocationPatentsSpan
San Marcos, California, US32017–2021
San Diego, California, US12020