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Daegu, South Korea

Erae Ams Co., Ltd.

USPTO Granted Patents = 21

EPO Patents = 16

Trademarks = 3

Forward Citations = 7

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57 inventors (with patents filed for the assignee):

Dal Soo Jang (4 out of 5 patents)

Jae Won Jung (3 out of 47 patents)

Moo Young Park (3 out of 3 patents)

4. Hwan Gong Moon (3 out of 3 patents)

5. Ho Cheol Son (3 out of 3 patents)

6. Se Jung Park (3 out of 4 patents)

7. Jung Rak Son (3 out of 3 patents)

8. Myung Chul Jung (3 out of 3 patents)

9. Tae Geun Kim (3 out of 3 patents)

10. Young-Kwang Kim (2 out of 2 patents)

11. Duck-Moo Jung (2 out of 2 patents)

12. Min Young Choi (2 out of 2 patents)

13. Se-Hun Jung (2 out of 3 patents)

14. Hyun-Il Lee (2 out of 2 patents)

15. Jang-Sun Lee (2 out of 2 patents)

21 patents: Sort by Forward Citations

1. 12305251 - Heat treatment method for tubular shaft for drive shaft having ball spline structure and tubular shaft manufactured thereby (2025-05-20),

2. 12259011 - Double clutch assembly of electric driving apparatus for vehicle and electric driving apparatus including same (2025-03-25),

3. 12234897 - Electric driving apparatus for vehicle (2025-02-25),

4. 12092167 - Speed shifting structure of electric driving apparatus for vehicle and electric driving apparatus including same (2024-09-17),

5. 12031594 - Plunging shaft and drive shaft assembly including same (2024-07-09),

6. 11767877 - Plunging assembly for driveshaft (2023-09-26),

7. 11421678 - Piston pump for brake system of vehicle (2022-08-23),

8. 11254354 - Method and apparatus for controlling motor of electric power assisted steering system (2022-02-22),

9. 11248657 - Tripod constant-velocity joint (2022-02-15),

10. 11193515 - Boot clamping structure for constant velocity joint (2021-12-07),

11. 10981590 - Steering column assembly (2021-04-20),

12. 10960916 - Collapsible steering column assembly (2021-03-30),

13. 10797625 - Detection device and detection method for detecting number of revolutions of sensorless EPB motor (2020-10-06),

14. 10752281 - Collapsible steering column assembly (2020-08-25),

15. 10300900 - Piston for master cylinder (2019-05-28),

ERAE AMS CO., LTD. is a global technology company specializing in advanced materials and semiconductor equipment. With over 20 years of experience, ERAE AMS offers innovative solutions for the semiconductor industry, including atomic layer deposition (ALD) equipment, plasma enhanced chemical vapor deposition (PECVD) equipment, and other thin film deposition tools. Our cutting-edge technologies and reliable performance make us a trusted partner for semiconductor manufacturers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

21 Patents

#14 in Daegu 706-010

#595 in South Korea

#29,088 in the World

Daegu, South Korea

Erae Ams Co., Ltd.

Forward Citations = 7

57 inventors:

Dal Soo Jang (4 out of 5 patents)

Jae Won Jung (3 out of 47 patents)

Moo Young Park (3 out of 3 patents)

4. Hwan Gong Moon (3 out of 3 patents)

5. Ho Cheol Son (3 out of 3 patents)

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