Company Analysis

Amkor Technology, Inc. (AMKR)

Nasdaq: AMKR · Semiconductors & Related Devices · Tempe, AZ · filing with the SEC since 1997
Grade5.3
◀ Past 6.4● Present 5.6▶ Future 3.8

Patents

US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026

1,333 patents granted to the 7 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Amkor Technology, Inc.’s names, not what it holds today.

Patents granted
1,333
1,331 utility, 2 reissue, 1976 to Dec 31, 2025
Granted in 2025
55
Against 70 in 2024 and 54 in 2023
Applications published
708
69 of them in 2025
Names they are printed under
7
its own name, a subsidiary
By yearGrantedApplications published
'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
What they are aboutgrants since 2021
Semiconductors282
Audio-visual technology1
Measurement1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name7 counted
Amkor Technology, Inc. its own name
US, as the owner printed on each patent
1,032 granted
115 published
AMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD. a subsidiary
SG, as the owner printed on each patent
290 granted
214 published
Amkor Technology, Inc. its own name
named as the applicant on its applications, in US
0 granted
228 published
Amkor Technology Singapore Holding Pte. Ltd. a subsidiary
named as the applicant on its applications, in SG. 1 more under the same name are not counted (printed in US)
0 granted
136 published
Amkor Technology Japan, Inc. a subsidiary
JP, as the owner printed on each patent
7 granted
7 published
Amkor Technology Korea, Inc. a subsidiary
KR, as the owner printed on each patent
4 granted
7 published
Amkor Technology Korea, Inc. a subsidiary
named as the applicant on its applications, in KR
0 granted
1 published
Newest grantseach row opens the USPTO’s own copy
GrantedPatentTitleFieldOwner as printed
Dec 16, 202512,500,199Semiconductor device and manufacturing method thereofSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Dec 16, 202512,500,170Semiconductor devices with oxidized barriersSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Dec 9, 202512,494,414Semiconductor device with through-mold viaSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Dec 2, 202512,489,101Electronic devices having inner electronic component interposed between substrates and method of manufacturing the sameSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Nov 25, 202512,480,828Electronic devices and methods of manufacturing electronic devicesMeasurementAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Nov 18, 202512,476,171Land structure for semiconductor package and method thereforSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Nov 4, 202512,464,669Electronic devices and methods of manufacturing electronic devicesAudio-visual technologyAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Oct 21, 202512,451,441Semiconductor device having EMI shielding structure and related methodsSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Oct 14, 202512,444,690Semiconductor devices and methods of manufacturing semiconductor devicesSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Oct 14, 202512,444,669Semiconductor devices with floating pad and their methods of manufacturingSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Newest applications publishedan application is a clue, never a plan
PublishedApplicationTitleFieldOwner as printed
Dec 18, 20252025/0385226ELECTRONIC DEVICES AND A METHODS OF MANUFACTURING ELECTRONIC DEVICESSemiconductorsAmkor Technology Singapore Holding Pte. Ltd.
Dec 11, 20252025/0379196ELECTRONIC DEVICES AND METHODS OF MANUFACTURING ELECTRONIC DEVICESSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Dec 4, 20252025/0372914SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING SEMICONDUCTOR DEVICESSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Dec 4, 20252025/0372490SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING SEMICONDUCTOR DEVICESSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Dec 4, 20252025/0372489ELECTRONIC DEVICES AND METHODS OF MANUFACTURING ELECTRONIC DEVICESSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Dec 4, 20252025/0372399SYSTEM AND METHOD FOR LASER ASSISTED BONDING OF AN ELECTRONIC DEVICESemiconductorsAmkor Technology Singapore Holding Pte. Ltd.
Nov 27, 20252025/0364504SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICESemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Nov 27, 20252025/0364411ELECTRONIC DEVICES AND METHODS OF MANUFACTURING ELECTRONIC DEVICESSemiconductorsAmkor Technology Singapore Holding Pte. Ltd.
Nov 20, 20252025/0357284ELECTRONIC DEVICES AND METHODS OF MANUFACTURING ELECTRONIC DEVICESSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
Nov 13, 20252025/0351598SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING SEMICONDUCTOR DEVICESSemiconductorsAMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
What it applied for, 2024 to 2025: Semiconductors 154 · Audio-visual technology 2 · Measurement 1.

A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.

SI Assistanton AMKR · research, not advice