Growing community of inventors

Takatsuki, Japan

Masako Hayashi

Average Co-Inventor Count = 6.00

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 = 8

Masako Hayashi ↔ Masakazu Kobayashi (2 patents)Masako Hayashi ↔ Hitoshi Sasaki (2 patents)Masako Hayashi ↔ Mineo Niwa (2 patents)Masako Hayashi ↔ Yoshimasa Saito (2 patents)Masako Hayashi ↔ Jouji Notani (2 patents)Masako HayashiMasako Hayashi (2 patents)Masakazu KobayashiMasakazu Kobayashi (42 patents)Hitoshi SasakiHitoshi Sasaki (19 patents)Mineo NiwaMineo Niwa (17 patents)Yoshimasa SaitoYoshimasa Saito (17 patents)Jouji NotaniJouji Notani (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujisawa Pharmaceutical Company, Ltd. (2 from 940 patents)


2 patents:

1. 5840533 - Tissue plasminogen activator

2. 5648250 - Tissue plasminogen activator

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1/3/2026
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