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For the Inventor, By the Inventor

Seoul, South Korea

Quram Co., Ltd.

Calculating rank
USPTO Granted Patents = 8

% Expired Patents = 50.0


Forward Citations = 14

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11 inventors (with patents filed for the assignee):

goldMedal Young Cheul Wee (7 out of 11 patents)

silverMedal Young Hoon Ahn (3 out of 5 patents)

bronzeMedal Seong Jin Yang (2 out of 2 patents)

4.  Sin-Jae Lee (1 out of 7 patents)

5.  Seok-Kyu Jang (1 out of 3 patents)

6.  Young-Hoon Min (1 out of 24 patents)

7.  Woo-Gyu Lim (1 out of 4 patents)

8.  Sung Soo Park (1 out of 41 patents)

9.  Sung Jo Oh (1 out of 5 patents)

10.  Moo Jae Lee (1 out of 1 patent)

11.  Young Chul Wee (1 out of 2 patents)


8 patents:

1. 9979969 - Method and system for image compression using image block characteristics (2018-05-22),
2. 9875181 - Method and system for processing memory (2018-01-23),
3. 9749649 - Method and system for generating and displaying thumbnail images from original images (2017-08-29),
4. 9560364 - Encoding image data with quantizing and inverse-quantizing pixel values (2017-01-31),
5. 8948530 - Adaptive image compression system and method (2015-02-03),
6. 8839143 - Apparatus and method for displaying image in portable terminal (2014-09-16),
7. 8131952 - Apparatus and method for efficient memory use in portable terminal (2012-03-06),
8. 8059016 - Data compression apparatus and method (2011-11-15),
Company Overview
Quram Co., Ltd. is a leading provider of innovative solutions in the field of technology. With a focus on software development and IT consulting, we help businesses optimize their operations and improve efficiency. Our team of experts is dedicated to delivering high-quality services and personalized support to our clients. Visit our website to learn more about our products and services.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Quram Co., Ltd. USPTO Patent Assignee Logo
8 Patents

#482 in Seoul

#1,307 in South Korea

Seoul, KR
Seoul, South Korea

Quram Co., Ltd.

Forward Citations = 14

11 inventors:

goldMedal Young Cheul Wee (7 out of 11 patents)

silverMedal Young Hoon Ahn (3 out of 5 patents)

bronzeMedal Seong Jin Yang (2 out of 2 patents)

4.  Sin-Jae Lee (1 out of 7 patents)

5.  Seok-Kyu Jang (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Quram Co., Ltd.. Retrieved from https://idiyas.com/company/quram-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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