Growing community of inventors

Tokyo, Japan

Tamotsu Hattori

Average Co-Inventor Count = 6.00

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 = 10

Tamotsu Hattori ↔ Makoto Thogho (1 patent)Tamotsu Hattori ↔ Tomohiko Kusumi (1 patent)Tamotsu Hattori ↔ Kozaburo Akamatus (1 patent)Tamotsu Hattori ↔ Tomoyuki Hayashi (1 patent)Tamotsu Hattori ↔ Noboru Okazaki (1 patent)Tamotsu HattoriTamotsu Hattori (1 patent)Makoto ThoghoMakoto Thogho (1 patent)Tomohiko KusumiTomohiko Kusumi (1 patent)Kozaburo AkamatusKozaburo Akamatus (1 patent)Tomoyuki HayashiTomoyuki Hayashi (1 patent)Noboru OkazakiNoboru Okazaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Japan Organo Co., Ltd. (1 from 19 patents)

2. Tokyo Metropolitan Sewerage Service Corporation (1 from 8 patents)

3. Tokyo Metropolitan (1 from 2 patents)


1 patent:

1. 5382356 - Method and apparatus for controlling sludge dewatering

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as of
1/8/2026
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