Growing community of inventors

Osaka, Japan

Hiroji Ishihata

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 = 0

Hiroji Ishihata ↔ Toru Seki (1 patent)Hiroji Ishihata ↔ Tomonori Kitano (1 patent)Hiroji Ishihata ↔ Hirokazu Yasutaka (1 patent)Hiroji Ishihata ↔ Yoshimi Ezawa (1 patent)Hiroji IshihataHiroji Ishihata (1 patent)Toru SekiToru Seki (19 patents)Tomonori KitanoTomonori Kitano (7 patents)Hirokazu YasutakaHirokazu Yasutaka (2 patents)Yoshimi EzawaYoshimi Ezawa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Japan Cash Machine Co., Ltd. (1 from 117 patents)


1 patent:

1. 11649126 - Paper sheet circulation device and circulation-type paper sheet handling device

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12/30/2025
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