Growing community of inventors

Kobe, Japan

Mayumi Kotani

Average Co-Inventor Count = 3.27

ph-index = 3

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 = 12

Mayumi Kotani ↔ Akihito Fujita (3 patents)Mayumi Kotani ↔ Motonobu Matsumoto (2 patents)Mayumi Kotani ↔ Taketoshi Makino (1 patent)Mayumi Kotani ↔ Masahiro Matsuura (1 patent)Mayumi Kotani ↔ Toshio Tabei (0 patent)Mayumi Kotani ↔ Akira Takeuchi (0 patent)Mayumi Kotani ↔ Ako Ikeda (0 patent)Mayumi KotaniMayumi Kotani (3 patents)Akihito FujitaAkihito Fujita (5 patents)Motonobu MatsumotoMotonobu Matsumoto (4 patents)Taketoshi MakinoTaketoshi Makino (2 patents)Masahiro MatsuuraMasahiro Matsuura (1 patent)Toshio TabeiToshio Tabei (0 patent)Akira TakeuchiAkira Takeuchi (0 patent)Ako IkedaAko Ikeda (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sunstar Inc. (3 from 55 patents)

2. Sunstar Suisse S.a. (1 from 44 patents)

3. Uni-sunstar B.v. (1 from 10 patents)


3 patents:

1. 7736678 - [object Object]

2. 7211567 - Composition for preventing and treating type I allergy

3. 6863907 - Antiallergic composition and antipruritic composition

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as of
12/12/2025
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