Growing community of inventors

Tokyo, Japan

Yoshiki Ogawa

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 = 128

Yoshiki OgawaToshihito Kouchi (2 patents)Yoshiki OgawaHiromasa Suzuki (1 patent)Yoshiki OgawaHitoshi Kawada (1 patent)Yoshiki OgawaNaoshi Honma (1 patent)Yoshiki OgawaYoshiki Ogawa (2 patents)Toshihito KouchiToshihito Kouchi (15 patents)Hiromasa SuzukiHiromasa Suzuki (29 patents)Hitoshi KawadaHitoshi Kawada (6 patents)Naoshi HonmaNaoshi Honma (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Olympus Optical Company, Ltd. (2 from 5,729 patents)


2 patents:

1. 5541394 - Delivery service management system

2. 5406475 - Data processing network having a plurality of independent subscribers

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as of
1/7/2026
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