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Seoul, South Korea

Han Il E Hwa Co., Ltd.

USPTO Granted Patents = 10

EPO Patents = 7

Forward Citations = 73

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13 inventors (with patents filed for the assignee):

Chun-Ho Shin (3 out of 3 patents)

Sung-Ho Park (2 out of 2 patents)

Sang Bok Lee (2 out of 2 patents)

4. Hak Soo Kim (1 out of 42 patents)

5. Won Gil Kim (1 out of 3 patents)

6. Ki-Sung Kim (1 out of 1 patent)

7. Im Taek Sung (1 out of 3 patents)

8. Hyeong Geun Oh (1 out of 1 patent)

9. In Ho Song (1 out of 1 patent)

10. Ji Hyun Cho (1 out of 1 patent)

11. Cheol-gyu Ko (1 out of 1 patent)

12. Byung Uk Kang (1 out of 1 patent)

13. Dae Sik Kim (1 out of 30 patents)

14. Young Chan Oh (2 patents)

15. Sang-Gyu Ji (0 patent)

10 patents: Sort by Forward Citations

1. 9597856 - Light-weight, multi-layered composite substrate and method of making the same (2017-03-21),

2. 9381829 - Seat elevation control apparatus for vehicle (2016-07-05),

3. 9200151 - Polypropylene resin composition (2015-12-01),

4. 9140371 - Air valve (2015-09-22),

5. 9010737 - Seat height adjusting apparatus for vehicle (2015-04-21),

6. 9010731 - Height adjusting device for vehicle suspension seat (2015-04-21),

7. 8789804 - Apparatus for adjusting seat height of vehicle (2014-07-29),

8. 8568131 - Horizontal molding method and apparatus of interior material of vehicle (2013-10-29),

9. 6774068 - Thermoplastic felt structure for automobile interior substrate (2004-08-10),

10. 6606766 - Clip for mounting article (2003-08-19),

Han Il E Hwa Co., Ltd. is a leading manufacturer and distributor of chemical products and equipment in South Korea. With over 30 years of experience in the industry, the company specializes in producing high-quality chemicals for various industries such as cosmetics, pharmaceuticals, and electronics. Han Il E Hwa is committed to innovation and sustainability, ensuring that their products meet the highest industry standards.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

10 Patents

#341 in Seoul

#1,033 in South Korea

#54,303 in the World

Seoul, South Korea

Han Il E Hwa Co., Ltd.

Forward Citations = 73

13 inventors:

Chun-Ho Shin (3 out of 3 patents)

Sung-Ho Park (2 out of 2 patents)

Sang Bok Lee (2 out of 2 patents)

4. Hak Soo Kim (1 out of 42 patents)

5. Won Gil Kim (1 out of 3 patents)

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