Growing community of inventors

Fujinomiya, Japan

Kazuhiro Sakai

Average Co-Inventor Count = 4.44

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 = 33

Kazuhiro SakaiMotomu Koyama (2 patents)Kazuhiro SakaiAkihiro Ishikawa (2 patents)Kazuhiro SakaiKazuo Matsuyama (1 patent)Kazuhiro SakaiTakenori Kurata (1 patent)Kazuhiro SakaiNaoto Onuma (1 patent)Kazuhiro SakaiKazuhiro Sakai (2 patents)Motomu KoyamaMotomu Koyama (3 patents)Akihiro IshikawaAkihiro Ishikawa (2 patents)Kazuo MatsuyamaKazuo Matsuyama (6 patents)Takenori KurataTakenori Kurata (6 patents)Naoto OnumaNaoto Onuma (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nihon Plast Co., Ltd. (2 from 227 patents)


2 patents:

1. 7357446 - Cowl-top cover

2. 7316448 - Cowl top cover

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as of
12/7/2025
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