Growing community of inventors

Osaka, Japan

Riko Nagahama

Average Co-Inventor Count = 5.00

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

Riko Nagahama ↔ Hidefumi Yoshinaga (1 patent)Riko Nagahama ↔ Satoshi Adachi (1 patent)Riko Nagahama ↔ Yusuke Shioda (1 patent)Riko Nagahama ↔ Hajime Shibata (1 patent)Riko NagahamaRiko Nagahama (1 patent)Hidefumi YoshinagaHidefumi Yoshinaga (18 patents)Satoshi AdachiSatoshi Adachi (8 patents)Yusuke ShiodaYusuke Shioda (1 patent)Hajime ShibataHajime Shibata (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 12077546 - Bicyclic pyridine derivative

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12/7/2025
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