Growing community of inventors

Miyagi, Japan

Toshihiko Takegawa

Average Co-Inventor Count = 4.00

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

Toshihiko Takegawa ↔ Takehisa Ishida (1 patent)Toshihiko Takegawa ↔ Takeshi Sasa (1 patent)Toshihiko Takegawa ↔ Eiki Oyanagi (1 patent)Toshihiko TakegawaToshihiko Takegawa (1 patent)Takehisa IshidaTakehisa Ishida (38 patents)Takeshi SasaTakeshi Sasa (11 patents)Eiki OyanagiEiki Oyanagi (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (1 from 58,132 patents)


1 patent:

1. 6068906 - Mold for making disc substrate, process for producing mold and disc

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