Growing community of inventors

Kanagawa-ken, Japan

Takeshi Hasegawa

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

Takeshi Hasegawa ↔ Osami Yagi (1 patent)Takeshi Hasegawa ↔ Masayoshi Kitagawa (1 patent)Takeshi Hasegawa ↔ Hiroo Uchiyama (1 patent)Takeshi Hasegawa ↔ Tatsuo Shimomura (1 patent)Takeshi HasegawaTakeshi Hasegawa (1 patent)Osami YagiOsami Yagi (1 patent)Masayoshi KitagawaMasayoshi Kitagawa (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
12/9/2025
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