Growing community of inventors

Ibaraki, Japan

Satoko Hakamatsuka

Average Co-Inventor Count = 5.83

ph-index = 2

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 = 23

Satoko HakamatsukaKinji Yamada (2 patents)Satoko HakamatsukaMichinori Nishikawa (1 patent)Satoko HakamatsukaTakahiko Kurosawa (1 patent)Satoko HakamatsukaTomotaka Shinoda (1 patent)Satoko HakamatsukaMayumi Kakuta (1 patent)Satoko HakamatsukaYasutake Inoue (1 patent)Satoko HakamatsukaMinoru Matsubara (1 patent)Satoko HakamatsukaKentarou Tamaki (1 patent)Satoko HakamatsukaMasahiko Ebisawa (1 patent)Satoko HakamatsukaSatoko Hakamatsuka (2 patents)Kinji YamadaKinji Yamada (31 patents)Michinori NishikawaMichinori Nishikawa (25 patents)Takahiko KurosawaTakahiko Kurosawa (17 patents)Tomotaka ShinodaTomotaka Shinoda (9 patents)Mayumi KakutaMayumi Kakuta (6 patents)Yasutake InoueYasutake Inoue (5 patents)Minoru MatsubaraMinoru Matsubara (5 patents)Kentarou TamakiKentarou Tamaki (4 patents)Masahiko EbisawaMasahiko Ebisawa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Jsr Corporation (2 from 1,061 patents)


2 patents:

1. 6376634 - Composition for film formation and material for insulating film formation

2. 6235101 - Composition for film formation and film

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as of
1/9/2026
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