Growing community of inventors

Yokohama, Japan

Koshu Ichikawa

Average Co-Inventor Count = 3.43

ph-index = 2

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 = 10

Koshu Ichikawa ↔ Atsushi Ishibashi (1 patent)Koshu Ichikawa ↔ Takashi Yamamoto (1 patent)Koshu Ichikawa ↔ Hiroyuki Inoue (1 patent)Koshu Ichikawa ↔ Toshihiko Matsuzawa (1 patent)Koshu Ichikawa ↔ Yuta Kawaguchi (1 patent)Koshu IchikawaKoshu Ichikawa (2 patents)Atsushi IshibashiAtsushi Ishibashi (51 patents)Takashi YamamotoTakashi Yamamoto (32 patents)Hiroyuki InoueHiroyuki Inoue (15 patents)Toshihiko MatsuzawaToshihiko Matsuzawa (9 patents)Yuta KawaguchiYuta Kawaguchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Consumer Electronics Co., Ltd. (1 from 365 patents)

2. Hitachi Maxwell, Ltd. (1 from 56 patents)


2 patents:

1. D718802 - Projector

2. 8465157 - Projection type image display

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idiyas.com
as of
12/19/2025
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