Growing community of inventors

Saitama, Japan

Norihisa Urayama

Average Co-Inventor Count = 5.00

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 = 10

Norihisa UrayamaYoshiharu Ueki (1 patent)Norihisa UrayamaYasunao Go (1 patent)Norihisa UrayamaMinoru Motohashi (1 patent)Norihisa UrayamaKouzou Nozawa (1 patent)Norihisa UrayamaNorihisa Urayama (1 patent)Yoshiharu UekiYoshiharu Ueki (25 patents)Yasunao GoYasunao Go (8 patents)Minoru MotohashiMinoru Motohashi (8 patents)Kouzou NozawaKouzou Nozawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pioneer Electronic Corporation (1 from 2,861 patents)


1 patent:

1. 4766580 - Information reproducing system with improved response to intermittent

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12/19/2025
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