Inventor

Ying-Mei Lin

Inventor

Keelung, TW

Overview

2012–2021

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 polishing11%

B08BCleaning in general6%

B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling6%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material6%

B23KSoldering or unsoldering6%

B23PMetal-working not otherwise provided for6%

C09KMaterials for miscellaneous applications, not provided for elsewhere6%

C21DModifying the physical structure of ferrous metals6%

C22CAlloys6%

C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2012–2015Patents assigned to CHENG YU-JEN (2)· patent assignee history

2012–2015Patents assigned to HUI KEUNG (2)· patent assignee history

2012–2015Patents assigned to LEE SHEN-NAN (2)· patent assignee history

2012–2015Patents assigned to LIN HUAN-JUST (2)· patent assignee history

2012–2015Patents assigned to LIN YING-MEI (2)· patent assignee history

2012–2015Based in Keelung, TW· patent location history

2021Based in Tangshan, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Keelung, TW	2	2012–2015
Tangshan, CN	1	2021