Growing community of inventors

Kariya, Japan

Hiroshi Sakai

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 = 3

Hiroshi Sakai ↔ Masamichi Asai (1 patent)Hiroshi Sakai ↔ Kenzo Hayashi (1 patent)Hiroshi Sakai ↔ Kazunori Sakurai (1 patent)Hiroshi Sakai ↔ Kazuhiko Watanabe (1 patent)Hiroshi SakaiHiroshi Sakai (1 patent)Masamichi AsaiMasamichi Asai (4 patents)Kenzo HayashiKenzo Hayashi (2 patents)Kazunori SakuraiKazunori Sakurai (1 patent)Kazuhiko WatanabeKazuhiko Watanabe (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toshiba Ceramics Co., Ltd. (1 from 189 patents)


1 patent:

1. 5062554 - Sliding nozzle device

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12/21/2025
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