Inventor

Jianzhang SONG

Inventor

Overview

2022

Patent span

Mechanical engineering

Primary field (CPC F)

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

F21Sprimary

F21SNon-portable lighting devices33%

F21VFunctional features or details of lighting devices or systems thereof33%

F21WIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to uses or applications of lighting devices or systems33%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to SIGNIFY HOLDING BV (1)· patent assignee history

2022Based in CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SIGNIFY HOLDING BV	1	2022

Locations

Location	Patents	Span
CN	1	2022