Growing community of inventors

Tokyo, Japan

Tomoki Tachikawa

Average Co-Inventor Count = 7.00

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 = 0

Tomoki Tachikawa ↔ Shoji Yamamoto (1 patent)Tomoki Tachikawa ↔ Takahiro Matsuda (1 patent)Tomoki Tachikawa ↔ Shingo Hayashi (1 patent)Tomoki Tachikawa ↔ Takuya Nakamichi (1 patent)Tomoki Tachikawa ↔ Masahiko Niioka (1 patent)Tomoki Tachikawa ↔ Takaaki Ueno (1 patent)Tomoki TachikawaTomoki Tachikawa (1 patent)Shoji YamamotoShoji Yamamoto (54 patents)Takahiro MatsudaTakahiro Matsuda (22 patents)Shingo HayashiShingo Hayashi (6 patents)Takuya NakamichiTakuya Nakamichi (3 patents)Masahiko NiiokaMasahiko Niioka (1 patent)Takaaki UenoTakaaki Ueno (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,496 patents)


1 patent:

1. 12326835 - File management system and work support system

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as of
12/27/2025
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