Growing community of inventors

Tokyo, Japan

Akihiro Ishiwata

Average Co-Inventor Count = 3.43

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 = 1

Akihiro IshiwataShiro Terashima (2 patents)Akihiro IshiwataKatsuji Ujita (1 patent)Akihiro IshiwataMasanori Takadoi (1 patent)Akihiro IshiwataTadashi Katoh (1 patent)Akihiro IshiwataAkihiro Ishiwata (2 patents)Shiro TerashimaShiro Terashima (20 patents)Katsuji UjitaKatsuji Ujita (14 patents)Masanori TakadoiMasanori Takadoi (8 patents)Tadashi KatohTadashi Katoh (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,880 patents)


2 patents:

1. 6790964 - Process for the preparation of 7-azabicyclo[4.1.0]hept-3-ene-3-carboxylic acid esters

2. 6392059 - Hydronaphtho[2,3-c]furan derivatives and process for the preparation thereof

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1/3/2026
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