Growing community of inventors

Ageo, Japan

Ryouma Tsukuda

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

Ryouma Tsukuda ↔ Isamu Yashima (1 patent)Ryouma Tsukuda ↔ Hitoshi Kajino (1 patent)Ryouma Tsukuda ↔ Yuichi Anno (1 patent)Ryouma Tsukuda ↔ Shinji Karino (1 patent)Ryouma TsukudaRyouma Tsukuda (1 patent)Isamu YashimaIsamu Yashima (13 patents)Hitoshi KajinoHitoshi Kajino (5 patents)Yuichi AnnoYuichi Anno (3 patents)Shinji KarinoShinji Karino (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsui Minings & Melting Co., Ltd. (1 from 817 patents)


1 patent:

1. 6403875 - Process for producing thermoelectric material

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12/10/2025
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