Growing community of inventors

Yamanashi-ken, Japan

Hiroshi Takabe

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 = 10

Hiroshi Takabe ↔ Katsuyuki Yamaguchi (1 patent)Hiroshi Takabe ↔ Masaaki Sato (1 patent)Hiroshi Takabe ↔ Toshio Hosotani (1 patent)Hiroshi TakabeHiroshi Takabe (1 patent)Katsuyuki YamaguchiKatsuyuki Yamaguchi (7 patents)Masaaki SatoMasaaki Sato (1 patent)Toshio HosotaniToshio Hosotani (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Citizen Watch Company, Ltd. (1 from 2,002 patents)

2. Citizen Seimitus Co., Ltd. (1 from 1 patent)


1 patent:

1. 7242641 - Timepiece dial and production method therefor

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as of
12/6/2025
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