Growing community of inventors

Suwon-si, South Korea

Sung Ryul Cha

Average Co-Inventor Count = 3.00

ph-index = 1

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 = 0

Sung Ryul ChaSang Shin Lee (1 patent)Sung Ryul ChaDuk Yun Cho (1 patent)Sung Ryul ChaSung Ryul Cha (1 patent)Sang Shin LeeSang Shin Lee (28 patents)Duk Yun ChoDuk Yun Cho (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hyundai Motor Company (1 from 18,757 patents)

2. Kia Motors Corporation (1 from 8,089 patents)

3. Hyundai Mobis Co., Ltd. (1 from 2,666 patents)


1 patent:

1. 10325429 - Card-type smart key and control method thereof

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1/13/2026
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