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Osaka, Japan

Kengo Tojo

Average Co-Inventor Count = 4.00

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

Kengo TojoYohei Ikuma (3 patents)Kengo TojoShuji Masumoto (3 patents)Kengo TojoRyo Fukazawa (3 patents)Kengo TojoKengo Tojo (3 patents)Yohei IkumaYohei Ikuma (12 patents)Shuji MasumotoShuji Masumoto (8 patents)Ryo FukazawaRyo Fukazawa (3 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Sumitomo Pharma Co., Ltd. (2 from 64 patents)

2. Sumitomo Dainippon Pharma Co., Ltd. (1 from 110 patents)


3 patents:

1. 12150941 - Process for preparing substituted pyrazolo[1,5-a]pyrazines

2. 11633395 - Substituted pyrazolo[1,5-a]pyrazines as negative allosteric modulators of group II metabotropic glutamate receptor

3. 10953008 - Substituted pyrazolo[1,5-a]pyrazines as negative allosteric modulators of group II metabotropic glutamate receptor

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as of
12/7/2025
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