Growing community of inventors

Toyama, Japan

Koji Hashiba

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

Koji HashibaNorio Kikukawa (1 patent)Koji HashibaKoji Hashiba (1 patent)Norio KikukawaNorio Kikukawa (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ykk Corporation (1 from 1,383 patents)


1 patent:

1. 10820667 - Fastener stringer provided with metal element row having plating film, fastener chain, and slide fastener

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as of
12/21/2025
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