Growing community of inventors

Tokyo, Japan

Yuzoh Obata

Average Co-Inventor Count = 2.00

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

Yuzoh ObataMasanori Namba (1 patent)Yuzoh ObataYuzoh Obata (1 patent)Masanori NambaMasanori Namba (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (1 from 28,577 patents)


1 patent:

1. 8833929 - Image forming apparatus

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as of
12/31/2025
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