Inventor

Ruihuan Chen

Inventor
Foster City, CA, US

Overview

12→
Patents
2001–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 12 as inventor

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

A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations27%
A61KPreparations for medical, dental or toiletry purposes20%
C07KPeptides15%
G01NInvestigating or analysing materials by determining their chemical or physical properties12%
C07DHeterocyclic compounds7%
C07HSugars5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds2%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients2%
C08LCompositions of macromolecular compounds2%
C09JAdhesives2%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2014Based in Foster City, CA, US· patent location history
2009–2014Patents assigned to GENENTECH INC (5)· patent assignee history
2010Based in Palo Alto, CA, US· patent location history
2012–2014Patents assigned to CAIRNS BELINDA (2)· patent assignee history
2012–2014Patents assigned to CHEN RUIHUAN (2)· patent assignee history
2012–2014Patents assigned to FRANTZ GRETCHEN (2)· patent assignee history
2012–2014Patents assigned to HILLAN KENNETH J (2)· patent assignee history
2018Based in Anhui, CN· patent location history
2020Based in Union City, CA, US· patent location history
2021Based in Hong Kong, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GENENTECH INC52009–2014
CAIRNS BELINDA22012–2014
CHEN RUIHUANself22012–2014
FRANTZ GRETCHEN22012–2014
HILLAN KENNETH J22012–2014
Locations
LocationPatentsSpan
Foster City, California, US52003–2014
Palo Alto, California, US32010
Hong Kong, CN12021
Union City, California, US12020
Anhui, CN12018