Growing community of inventors

Tokyo, Japan

Hiroshi Takaya

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 = 4

Hiroshi Takaya ↔ Hiroshi Nakagawa (1 patent)Hiroshi Takaya ↔ Hideo Kawasaki (1 patent)Hiroshi Takaya ↔ Masaji Nakatani (1 patent)Hiroshi TakayaHiroshi Takaya (1 patent)Hiroshi NakagawaHiroshi Nakagawa (54 patents)Hideo KawasakiHideo Kawasaki (1 patent)Masaji NakataniMasaji Nakatani (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Engineering Ltd. (1 from 2 patents)


1 patent:

1. 4117080 - Process for regenerating permanganate and/or manganate from manganese

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1/6/2026
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