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Inventor

YI-CHENG WAN

Inventor
TW

Overview

2→
Patents
2023–2024
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C08Cprimary
C08CTreatment or chemical modification of rubbers20%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds20%
C08LCompositions of macromolecular compounds20%
H02JElectric power networks20%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems20%
PatentTitleYear
12,146,049Styrene-isoprene/butadiene diblock copolymer, hydrogenated block copolymer, composition formed therefrom, and the use thereof202411,711,007Harvesting ringing energy using a bootstrap circuit2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023Patents assigned to QUALCOMM INC (1)· patent assignee history
2023Based in SG· patent location history
2024Patents assigned to LCY CHEMICAL CORP (1)· patent assignee history
2024Based in TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LCY CHEMICAL CORP12024
QUALCOMM INC12023
Locations
LocationPatentsSpan
TW12024
SG12023