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Tokyo, Japan

Masako Tajima

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

Masako Tajima ↔ Toshio Takeshima (3 patents)Masako Tajima ↔ Masakatsu Takanashi (3 patents)Masako Tajima ↔ Yukihisa Miyazawa (3 patents)Masako Tajima ↔ Kota Okinaga (3 patents)Masako TajimaMasako Tajima (3 patents)Toshio TakeshimaToshio Takeshima (15 patents)Masakatsu TakanashiMasakatsu Takanashi (7 patents)Yukihisa MiyazawaYukihisa Miyazawa (3 patents)Kota OkinagaKota Okinaga (3 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Eisai Company, Limited (3 from 677 patents)


3 patents:

1. 7176020 - EBV-infected stomach cancer cell line

2. 6551823 - EBV-infected stomach cancer cell line

3. 6258598 - EBV-infected stomach cancer cell line

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as of
12/31/2025
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