Growing community of inventors

Tokyo, Japan

Sohta Takatsu

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 = 2

Sohta Takatsu ↔ Takashi Sakai (1 patent)Sohta Takatsu ↔ Yoshiaki Ishida (1 patent)Sohta Takatsu ↔ Yoshihito Minami (1 patent)Sohta Takatsu ↔ Tomio Jatani (1 patent)Sohta TakatsuSohta Takatsu (1 patent)Takashi SakaiTakashi Sakai (11 patents)Yoshiaki IshidaYoshiaki Ishida (4 patents)Yoshihito MinamiYoshihito Minami (2 patents)Tomio JataniTomio Jatani (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Komatsu Corporation (1 from 2,730 patents)

2. Maeda Corporation Limited (1 from 14 patents)

3. Hazama Corporation (1 from 8 patents)

4. Sato Kogyo Co., Ltd. (1 from 8 patents)


1 patent:

1. 5915790 - Tunnel boring machine

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as of
12/12/2025
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