Growing community of inventors

Tokyo, Japan

Masako Hamada

Average Co-Inventor Count = 6.00

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

Masako Hamada ↔ Kenji Shibata (1 patent)Masako Hamada ↔ Motoo Yamasaki (1 patent)Masako Hamada ↔ Tatsuya Tamaoki (1 patent)Masako Hamada ↔ Soichiro Sato (1 patent)Masako Hamada ↔ Nobuo Kosaka (1 patent)Masako HamadaMasako Hamada (1 patent)Kenji ShibataKenji Shibata (83 patents)Motoo YamasakiMotoo Yamasaki (77 patents)Tatsuya TamaokiTatsuya Tamaoki (21 patents)Soichiro SatoSoichiro Sato (8 patents)Nobuo KosakaNobuo Kosaka (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kyowa Hakko Kogyo Co., Ltd. (1 from 730 patents)


1 patent:

1. 5977298 - Calcitonin derivatives

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as of
12/26/2025
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