Growing community of inventors

Yokohama, Japan

Masao Shaku

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 = 5

Masao ShakuNobuo Nakabayashi (1 patent)Masao ShakuHideo Kuroda (1 patent)Masao ShakuSayuri Ohkura (1 patent)Masao ShakuAi Kano (1 patent)Masao ShakuMasao Shaku (1 patent)Nobuo NakabayashiNobuo Nakabayashi (27 patents)Hideo KurodaHideo Kuroda (2 patents)Sayuri OhkuraSayuri Ohkura (1 patent)Ai KanoAi Kano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,718 patents)

2. Pola Chemical Industries, Inc. (1 from 94 patents)


1 patent:

1. 5468475 - Cosmetic composition with choline derivative

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12/10/2025
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