Growing community of inventors

Osaka, Japan

Norio Kotaka

Average Co-Inventor Count = 7.00

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

Norio Kotaka ↔ Hiroshi Matsuda (1 patent)Norio Kotaka ↔ Keiichi Kagawa (1 patent)Norio Kotaka ↔ Yusuke Tanaka (1 patent)Norio Kotaka ↔ Yohei Sone (1 patent)Norio Kotaka ↔ Hirotada Tanimoto (1 patent)Norio Kotaka ↔ Yoshitaka Fukushima (1 patent)Norio KotakaNorio Kotaka (1 patent)Hiroshi MatsudaHiroshi Matsuda (53 patents)Keiichi KagawaKeiichi Kagawa (8 patents)Yusuke TanakaYusuke Tanaka (2 patents)Yohei SoneYohei Sone (1 patent)Hirotada TanimotoHirotada Tanimoto (1 patent)Yoshitaka FukushimaYoshitaka Fukushima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Atect Corporation (1 from 1 patent)


1 patent:

1. 9464221 - Alumina sintered body and method for producing same

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12/19/2025
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