Growing community of inventors

Fukuoka, Japan

Takeshi Hagiwara

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 = 14

Takeshi Hagiwara ↔ Masataka Matsuo (1 patent)Takeshi Hagiwara ↔ Kakuichi Murakami (1 patent)Takeshi Hagiwara ↔ Tanezoh Tamehiro (1 patent)Takeshi Hagiwara ↔ Taizo Tamehiro (1 patent)Takeshi HagiwaraTakeshi Hagiwara (1 patent)Masataka MatsuoMasataka Matsuo (5 patents)Kakuichi MurakamiKakuichi Murakami (1 patent)Tanezoh TamehiroTanezoh Tamehiro (1 patent)Taizo TamehiroTaizo Tamehiro (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Steel Corporation (1 from 3,554 patents)

2. Harima Refractory Co., Ltd. (1 from 4 patents)


1 patent:

1. 4711916 - Inorganic filler dispersed-resin composition

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as of
12/21/2025
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