Inventor

Yun-Ju Chen

Inventor

Burnaby, CA

Overview

2002–2019

Patent span

Performing operations

Primary field (CPC B)

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

B62Bprimary

B62BHand-propelled vehicles, e.g. hand carts or perambulators15%

LOC1415%

A61BDiagnosis5%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations5%

B22FWorking metallic powder5%

B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling5%

B25HWorkshop equipment, e.g. for marking-out work5%

C07KPeptides5%

C12NMicroorganisms or enzymes5%

C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms5%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2002–2007Based in Taipei, TW· patent location history

2011–2016Patents assigned to CHEN YUN-JU (3)· patent assignee history

2014–2016Patents assigned to WONDERLAND NURSERY GOODS (3)· patent assignee history

2014–2016Patents assigned to CHEN SHUN-MIN (2)· patent assignee history

2014–2016Patents assigned to CHENG CHIN-MING (2)· patent assignee history

2017Based in Kaohsiung, TW· patent location history

2018Patents assigned to ABB SCHWEIZ AG (2)· patent assignee history

2018Based in Burnaby, CA· patent location history

2018Based in Guangdong, CN· patent location history

2019Based in Guangzhou, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations