Growing community of inventors

Las Flores, CA, United States of America

Shijun Sheng

Average Co-Inventor Count = 4.00

ph-index = 2

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 = 7

Shijun ShengNigel J Clarke (5 patents)Shijun ShengRichard E Reitz (5 patents)Shijun ShengCory E Bystrom (4 patents)Shijun ShengCory Bystrom (1 patent)Shijun ShengCory Bystrom (1 patent)Shijun ShengRichard Reitz (1 patent)Shijun ShengShijun Sheng (5 patents)Nigel J ClarkeNigel J Clarke (116 patents)Richard E ReitzRichard E Reitz (89 patents)Cory E BystromCory E Bystrom (21 patents)Cory BystromCory Bystrom (1 patent)Cory BystromCory Bystrom (3 patents)Richard ReitzRichard Reitz (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Quest Diagnostics Investments, Inc. (4 from 479 patents)

2. Quest Diagnostics Investments Incoporated (1 from 5 patents)


5 patents:

1. 12493049 - Quantitation of insulin-like growth factor-I and insulin-like growth factor-II with high-resolution mass spectrometry

2. 12181484 - Quantitation of insulin-like growth factor-I and insulin-like growth factor-II with high-resolution mass spectrometry

3. 11953507 - Quantitation of insulin-like growth factor-I and insulin-like growth factor-II with high-resolution mass spectrometry

4. 11454637 - Quantitation of insulin-like growth factor-I and insulin-like growth factor-II with high-resolution mass spectrometry

5. 10648989 - Quantitation of insulin-like growth factor-I and insulin-like growth factor-II with high-resolution mass spectrometry

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as of
12/16/2025
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