Growing community of inventors

Kobe, Japan

Kouichi Ogawa

Average Co-Inventor Count = 4.00

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 = 2

Kouichi OgawaTakeshi Fujii (1 patent)Kouichi OgawaFumihiko Fujimoto (1 patent)Kouichi OgawaKenichi Hatata (1 patent)Kouichi OgawaSusumu Yamamoto (1 patent)Kouichi OgawaTakayuki Umemoto (1 patent)Kouichi OgawaYasutake Yamanaka (1 patent)Kouichi OgawaKouichi Ogawa (2 patents)Takeshi FujiiTakeshi Fujii (13 patents)Fumihiko FujimotoFumihiko Fujimoto (10 patents)Kenichi HatataKenichi Hatata (2 patents)Susumu YamamotoSusumu Yamamoto (1 patent)Takayuki UmemotoTakayuki Umemoto (1 patent)Yasutake YamanakaYasutake Yamanaka (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Ten Limited (2 from 902 patents)

2. Muramoto Industry Co., Ltd. (1 from 4 patents)


2 patents:

1. 7802270 - Disk reproducing apparatus

2. 7600236 - Disk-shaped storage medium loading/ejection mechanism, disk device, and disk autochanger

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as of
1/8/2026
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