Growing community of inventors

Osaka, Japan

Seiko Hirayama

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 = 0

Seiko Hirayama ↔ Keita Kobayashi (1 patent)Seiko Hirayama ↔ Mizuho Wada (1 patent)Seiko Hirayama ↔ Shinji Nakahara (1 patent)Seiko Hirayama ↔ Junya Ishii (1 patent)Seiko HirayamaSeiko Hirayama (1 patent)Keita KobayashiKeita Kobayashi (8 patents)Mizuho WadaMizuho Wada (5 patents)Shinji NakaharaShinji Nakahara (4 patents)Junya IshiiJunya Ishii (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sakai Chemical Industry Co., Ltd. (1 from 158 patents)


1 patent:

1. 8580148 - Phosphor and method for producing same

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12/16/2025
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