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Coretech System Co., Ltd.

USPTO Granted Patents = 46

% Expired Patents = 4.3

EPO Patents = 2

Trademarks = 1

Forward Citations = 231

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48 inventors (with patents filed for the assignee):

Rong-Yeu Chang (32 out of 33 patents)

Chia-Hsiang Hsu (32 out of 33 patents)

Huan-Chang Tseng (14 out of 14 patents)

4. Yuing Chang (13 out of 13 patents)

5. Rong Yeu Chang (12 out of 13 patents)

6. Chia Hsiang Hsu (12 out of 15 patents)

7. Chih-Chung Hsu (6 out of 9 patents)

8. Chuan-Wei Chang (6 out of 6 patents)

9. Chuan Wei Chang (6 out of 7 patents)

10. Hsien Sen Chiu (5 out of 5 patents)

11. Chen-Chieh Wang (4 out of 4 patents)

12. Huan Chang Tseng (4 out of 5 patents)

13. Ching Chang Chien (4 out of 4 patents)

14. Ching-Chang Chien (3 out of 3 patents)

15. Li-Hsuan Shen (3 out of 3 patents)

Core Competencies:

Molding System

Injection-Molding

Fiber-Reinforced Composites

Viscosity Measurement

Graphical User Interface

Simulation Method

Resin Transfer Molding

Thermoplastic Composite

Clamping Mechanism

Underfill Profile

Computer-Aided Engineering

Pressure Profile

46 patents: Sort by Forward Citations

1. 12235614 - Molding system for fabricating fiber reinforcement polymer composite article and molding method thereof (2025-02-25),

2. D1003928 - Display screen or portion thereof with graphical user interface (2023-11-07),

3. 11602908 - Method of mesh generation for resin transfer molding process (2023-03-14),

4. 11521903 - Method of measuring voids in underfill package (2022-12-06),

5. 11407156 - Molding system for preparing an injection-molded article (2022-08-09),

6. 11378505 - Method of measuring extensional viscosity of polymer melts and capillary injection system (2022-07-05),

7. 11376777 - Molding system for preparing molded article with orientation effect (2022-07-05),

8. 11376776 - Method of measuring true shear viscosity profile of molding material in capillary and molding system performing the same (2022-07-05),

9. 11355361 - Method of measuring underfill profile of underfill cavity having solder bumps (2022-06-07),

10. 11230044 - Method of setting pressure profile of injection-molding apparatus (2022-01-25),

11. 11230043 - Method for setting molding conditions of injection-molding equipment (2022-01-25),

12. 11225005 - System for setting molding conditions of injection-molding equipment (2022-01-18),

13. 11065795 - Molding system for preparing thermoplastic composite article (2021-07-20),

14. 11027470 - Molding system for preparing injuection-molded article (2021-06-08),

15. 10987844 - Clamping mechanism assembly (2021-04-27),

Coretech System Co., Ltd., based in Zhubei, Taiwan, specializes in advanced molding systems and computer-aided engineering solutions. The company focuses on innovative technologies such as resin transfer molding, injection molding, and thermoplastic composites, catering to diverse industrial applications. Coretech is recognized for its expertise in shear and extensional viscosity measurement, enhancing the efficiency and precision of manufacturing processes. Their commitment to developing robust graphical user interfaces further supports users in optimizing production workflows.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Coretech System Co., Ltd.

46 Patents

#6 in Zhubei

#427 in Taiwan

#15,085 in the World

Coretech System Co., Ltd.

Forward Citations = 231

48 inventors:

Rong-Yeu Chang (32 out of 33 patents)

Chia-Hsiang Hsu (32 out of 33 patents)

Huan-Chang Tseng (14 out of 14 patents)

4. Yuing Chang (13 out of 13 patents)

5. Rong Yeu Chang (12 out of 13 patents)

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