Growing community of inventors

Tokyo, Japan

Ryu Okuda

Average Co-Inventor Count = 3.75

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 = 5

Ryu OkudaShigetaka Kudo (1 patent)Ryu OkudaTakashi Koya (1 patent)Ryu OkudaTakahiro Kondo (1 patent)Ryu OkudaHiroki Mori (1 patent)Ryu OkudaNobuyuki Sowa (1 patent)Ryu OkudaKenta Shirai (1 patent)Ryu OkudaRyu Okuda (2 patents)Shigetaka KudoShigetaka Kudo (31 patents)Takashi KoyaTakashi Koya (9 patents)Takahiro KondoTakahiro Kondo (3 patents)Hiroki MoriHiroki Mori (1 patent)Nobuyuki SowaNobuyuki Sowa (1 patent)Kenta ShiraiKenta Shirai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (1 from 58,132 patents)

2. Mitsubishi Electric Corporation (1 from 15,942 patents)


2 patents:

1. 11655125 - Passenger conveyor and guide shoe for passenger conveyor

2. 7908258 - Search keyword input device, search keyword input method, and search keyword input program

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1/11/2026
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