Growing community of inventors

Kanagawa, Japan

Keiichiroh Katoh

Average Co-Inventor Count = 10.00

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

Keiichiroh Katoh ↔ Yuji Takahashi (1 patent)Keiichiroh Katoh ↔ Fumio Kawamura (1 patent)Keiichiroh Katoh ↔ Yoshiyuki Namizuka (1 patent)Keiichiroh Katoh ↔ Jun Doi (1 patent)Keiichiroh Katoh ↔ Hiroshi Hosaka (1 patent)Keiichiroh Katoh ↔ Masayoshi Miyamoto (1 patent)Keiichiroh Katoh ↔ Mitsuhisa Kanaya (1 patent)Keiichiroh Katoh ↔ Tetsuya Kawaguchi (1 patent)Keiichiroh Katoh ↔ Hiroshi Soga (1 patent)Keiichiroh KatohKeiichiroh Katoh (1 patent)Yuji TakahashiYuji Takahashi (171 patents)Fumio KawamuraFumio Kawamura (73 patents)Yoshiyuki NamizukaYoshiyuki Namizuka (35 patents)Jun DoiJun Doi (24 patents)Hiroshi HosakaHiroshi Hosaka (16 patents)Masayoshi MiyamotoMasayoshi Miyamoto (12 patents)Mitsuhisa KanayaMitsuhisa Kanaya (12 patents)Tetsuya KawaguchiTetsuya Kawaguchi (5 patents)Hiroshi SogaHiroshi Soga (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (1 from 28,544 patents)


1 patent:

1. 7580651 - Image forming apparatus and method of controlling energy saving mode

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12/7/2025
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