Growing community of inventors

Matsumoto, Japan

Masaki Ichikawa

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

Masaki IchikawaToshio Miyake (2 patents)Masaki IchikawaMasaki Ichikawa (2 patents)Toshio MiyakeToshio Miyake (17 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Seiko Epson Corporation (1 from 33,404 patents)

2. Workman Nydegger (1 from 8 patents)


2 patents:

1. 11813848 - Image forming apparatus

2. 11613134 - Image forming apparatus

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as of
12/7/2025
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