Growing community of inventors

Kanagawa, Japan

Kei Oyamada

Average Co-Inventor Count = 3.00

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 = 1

Kei OyamadaJunichi Hara (2 patents)Kei OyamadaTaeko Ishizu (2 patents)Kei OyamadaKei Oyamada (2 patents)Junichi HaraJunichi Hara (72 patents)Taeko IshizuTaeko Ishizu (13 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (2 from 28,577 patents)


2 patents:

1. 10609092 - Image display system

2. 9417688 - Measurement method, measurement device, projection apparatus, and computer-readable recording medium

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