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Laguna Hills, CA, United States of America

Roshantha A Chandratratna

Average Co-Inventor Count = 3.43

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

Roshantha A ChandratratnaRichard L Beard (2 patents)Roshantha A ChandratratnaHaiqing Yuan (2 patents)Roshantha A ChandratratnaJayasree Vasudevan (1 patent)Roshantha A ChandratratnaRoshantha A Chandratratna (2 patents)Richard L BeardRichard L Beard (138 patents)Haiqing YuanHaiqing Yuan (36 patents)Jayasree VasudevanJayasree Vasudevan (28 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Allergan, Inc. (2 from 2,285 patents)


2 patents:

1. 6884820 - 5,6,7,8-tetrahydronaphthalen-2-yl-7-fluoroalkyl-heptatrienoic acid derivatives having serum glucose reducing activity

2. 6759546 - 3,5-di-iso-propyl-heptatrienoic acid derivatives having serum glucose reducing activity

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as of
12/14/2025
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