Growing community of inventors

Busan, South Korea

Hyun Sam Lee

Average Co-Inventor Count = 1.16

ph-index = 5

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 132

Hyun Sam LeeSung Hoon Choi (3 patents)Hyun Sam LeeHyun Sam Lee (11 patents)Sung Hoon ChoiSung Hoon Choi (6 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Happycall Co., Ltd. (6 from 6 patents)

2. Clembon Co., Ltd. (3 from 3 patents)

3. Chefel Co., Ltd. (2 from 2 patents)


11 patents:

1. D812412 - Double-sided pan

2. 9814257 - Frame for main body of upper driving type juice extractor, and frame assembly using the same

3. 9750278 - Upper driving type juice extractor

4. 9683319 - Fabric having cut-loop structure, method for manufacturing same, and product using fabric having cut-loop structure

5. 9683320 - Fabric material having cut loop texture, method of manufacturing same and product using same

6. 9677206 - Fabric having cut-loop structure, method for manufacturing same, and product using fabric having cut-loop structure

7. D764241 - Juicer

8. 9271595 - Lid for vacuum cooking pot and cooking pot using same

9. 8353243 - Frying pan

10. D663994 - Frying pan

11. D544294 - Frying pan

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as of
1/2/2026
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