Inventor

Shiuan-Tzung Li

Inventor

Taichung, TW

Overview

2013–2021

Patent span

Performing operations

Primary field (CPC B)

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

B24Bprimary

B24BMachines, devices, or processes for grinding or polishing27%

B24DTools for grinding, buffing or sharpening27%

C01BNon-metallic elements9%

G06FElectric digital data processing9%

G11CStatic stores9%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy9%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution9%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2013Patents assigned to IV TECHNOLOGIES CO LTD (2)· patent assignee history

2013Patents assigned to LI SHIUAN-TZUNG (2)· patent assignee history

2013Patents assigned to WANG CHAO-CHIN (2)· patent assignee history

2013Patents assigned to CHANG HUI-CHE (1)· patent assignee history

2013–2017Based in Taichung, TW· patent location history

2013Based in Hualien County, TW· patent location history

2017Patents assigned to IV TECH CO LTD (1)· patent assignee history

2021Based in Sunnyvale, CA, US· patent location history

2021Based in Tianjin, CN· patent location history

2021Based in Wuhan, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations