LexDanaLexDanabeta
Inventor

Renliang Wang

Inventor
Pacific Palisades, CA, US

Overview

3→
Patents
2020–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C09Bprimary
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments20%
D06PDyeing or printing textiles20%
F41GWeapon sights20%
G10KSound-producing devices20%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers20%
PatentTitleYear
11,054,218Adjustment cap assembly and associated accessories202110,954,392Reactive navy to black dye composition and dye product thereof202110,687,140Method for enhancing noise reduction amount of feedback active noise reduction headphone, and active noise reduction headphones2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to QINGDAO GOERTEK TECH CO LTD (1)· patent assignee history
2020Based in Qingdao, CN· patent location history
2021Patents assigned to FORWARD CONTROLS DESIGN INC (1)· patent assignee history
2021Patents assigned to SHANGHAI KEHUA DYESTUFF IND CO LTD (1)· patent assignee history
2021Patents assigned to ZHEJIANG KEYONG CHEMICAL CO LTD (1)· patent assignee history
2021Based in Pacific Palisades, CA, US· patent location history
2021Based in Zhejiang, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FORWARD CONTROLS DESIGN INC12021
QINGDAO GOERTEK TECH CO LTD12020
SHANGHAI KEHUA DYESTUFF IND CO LTD12021
ZHEJIANG KEYONG CHEMICAL CO LTD12021
Locations
LocationPatentsSpan
Pacific Palisades, California, US12021
Zhejiang, CN12021
Qingdao, CN12020