Growing community of inventors

South San Francisco, CA, United States of America

Leisa Johnson

Average Co-Inventor Count = 9.00

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 = 48

Leisa JohnsonLori Friedman (2 patents)Leisa JohnsonDeepak Sampath (2 patents)Leisa JohnsonMarcia Belvin (2 patents)Leisa JohnsonMallika Singh (2 patents)Leisa JohnsonJeffrey Wallin (2 patents)Leisa JohnsonKlaus Hoeflich (2 patents)Leisa JohnsonUlka Vijapurkar (2 patents)Leisa JohnsonSonal Patel (2 patents)Leisa JohnsonLeisa Johnson (2 patents)Lori FriedmanLori Friedman (22 patents)Deepak SampathDeepak Sampath (17 patents)Marcia BelvinMarcia Belvin (11 patents)Mallika SinghMallika Singh (6 patents)Jeffrey WallinJeffrey Wallin (5 patents)Klaus HoeflichKlaus Hoeflich (3 patents)Ulka VijapurkarUlka Vijapurkar (2 patents)Sonal PatelSonal Patel (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Genentech, Inc. (2 from 3,221 patents)

2. F. Hoffmann-la Roche Ag (2 from 168 patents)


2 patents:

1. 8604014 - Combinations of phosphoinositide 3-kinase inhibitor compounds chemotherapeutic agents, and methods of use

2. 8247397 - Combinations of phosphoinositide 3-kinase inhibitor compounds and chemotherapeutic agents, and methods of use

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as of
12/7/2025
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