Growing community of inventors

Kanagawa, Japan

Keita Achi

Average Co-Inventor Count = 1.33

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

Keita AchiIsao Matsushima (1 patent)Keita AchiKeita Achi (2 patents)Isao MatsushimaIsao Matsushima (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (2 from 28,546 patents)


2 patents:

1. 11890858 - Coating apparatus and image forming system

2. 11267246 - Coating apparatus and image forming system including same

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as of
12/10/2025
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