Growing community of inventors

Okinawa-ken, Japan

Shigeki Toma

Average Co-Inventor Count = 6.00

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 = 1

Shigeki Toma ↔ Toshiaki Masuda (1 patent)Shigeki Toma ↔ Yoshihiko Sano (1 patent)Shigeki Toma ↔ Kazuyoshi Harada (1 patent)Shigeki Toma ↔ Masashi Ishida (1 patent)Shigeki Toma ↔ Jun Ishihara (1 patent)Shigeki TomaShigeki Toma (1 patent)Toshiaki MasudaToshiaki Masuda (34 patents)Yoshihiko SanoYoshihiko Sano (30 patents)Kazuyoshi HaradaKazuyoshi Harada (8 patents)Masashi IshidaMasashi Ishida (3 patents)Jun IshiharaJun Ishihara (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nipro Corporation (1 from 374 patents)


1 patent:

1. 7014650 - Pin for forming a hole for inserting an indwelling needle

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as of
1/3/2026
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