Growing community of inventors

Palo Alto, CA, United States of America

David H C Chen

Average Co-Inventor Count = 1.56

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 = 19

David H C ChenTrungram Gyaltrul R Sherpa (3 patents)David H C ChenWilliam A Huffman (2 patents)David H C ChenDavid H C Chen (7 patents)Trungram Gyaltrul R SherpaTrungram Gyaltrul R Sherpa (3 patents)William A HuffmanWilliam A Huffman (36 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (4 from 832,843 patents)

2. Cadence Design Systems, Inc. (2 from 2,545 patents)

3. Alayatec, Inc. (1 from 1 patent)


7 patents:

1. 10424035 - Monitoring conditions associated with remote individuals over a data communication network and automatically notifying responsive to detecting customized emergency conditions

2. 10258760 - Computer system for determining a state of mind and providing a sensory-type antidote to a subject

3. 10088819 - Systems and methods of property security

4. 9566411 - Computer system for determining a state of mind and providing a sensory-type antidote to a subject

5. 9519458 - Optimized fused-multiply-add method and system

6. 9335967 - Accurate floating-point calculation method and device

7. 9056212 - Systems and methods of property security

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as of
12/26/2025
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