Growing community of inventors

Tsukuba, Japan

Rie Murakami

Average Co-Inventor Count = 4.71

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 = 3

Rie Murakami ↔ Hiroyoshi Yamaga (3 patents)Rie Murakami ↔ Masataka Sawano (3 patents)Rie Murakami ↔ Taito Muraoka (3 patents)Rie Murakami ↔ Katuya Yamaguti (2 patents)Rie Murakami ↔ Mikiko Kanasugi (1 patent)Rie Murakami ↔ Isao Niimura (1 patent)Rie Murakami ↔ Yuuji Matsuura (1 patent)Rie Murakami ↔ Yutaka Saitoh (1 patent)Rie MurakamiRie Murakami (4 patents)Hiroyoshi YamagaHiroyoshi Yamaga (12 patents)Masataka SawanoMasataka Sawano (4 patents)Taito MuraokaTaito Muraoka (3 patents)Katuya YamagutiKatuya Yamaguti (2 patents)Mikiko KanasugiMikiko Kanasugi (8 patents)Isao NiimuraIsao Niimura (7 patents)Yuuji MatsuuraYuuji Matsuura (4 patents)Yutaka SaitohYutaka Saitoh (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hodogaya Chemical Co., Ltd. (4 from 328 patents)


4 patents:

1. 6552211 - Zirconium compound and electrophotographic toner employing it

2. 6410198 - Zirconium compound and electrophotographic toner employing it

3. 6110634 - Electrophotographic toner

4. 5928826 - Electrostatic image developing toner

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as of
12/28/2025
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