Growing community of inventors

Kanagawa-ken, Japan

Masayoshi Kitagawa

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 = 3

Masayoshi Kitagawa ↔ Osami Yagi (1 patent)Masayoshi Kitagawa ↔ Takeshi Hasegawa (1 patent)Masayoshi Kitagawa ↔ Hiroo Uchiyama (1 patent)Masayoshi Kitagawa ↔ Tatsuo Shimomura (1 patent)Masayoshi KitagawaMasayoshi Kitagawa (1 patent)Osami YagiOsami Yagi (1 patent)Takeshi HasegawaTakeshi Hasegawa (1 patent)Hiroo UchiyamaHiroo Uchiyama (1 patent)Tatsuo ShimomuraTatsuo Shimomura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ebara Research Co., Ltd. (1 from 32 patents)

2. Japan As Represented by Director General of Agency of National Institute (1 from 5 patents)


1 patent:

1. 6099731 - Method and apparatus for treating water

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as of
12/10/2025
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