Growing community of inventors

Kitakyushu, Japan

Shigeki Ishimatsu

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 = 5

Shigeki Ishimatsu ↔ Tokuaki Hatta (1 patent)Shigeki Ishimatsu ↔ Akihiro Tachikawa (1 patent)Shigeki Ishimatsu ↔ Shigeru Imamura (1 patent)Shigeki Ishimatsu ↔ Arito Mizobe (1 patent)Shigeki Ishimatsu ↔ Hiromi Nakashima (1 patent)Shigeki IshimatsuShigeki Ishimatsu (1 patent)Tokuaki HattaTokuaki Hatta (1 patent)Akihiro TachikawaAkihiro Tachikawa (1 patent)Shigeru ImamuraShigeru Imamura (1 patent)Arito MizobeArito Mizobe (1 patent)Hiromi NakashimaHiromi Nakashima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Krosaki Corporation (1 from 14 patents)

2. Mitsubishi Jukogyo Kabushiki (1 from 3 patents)


1 patent:

1. 5845610 - Refractory protective blocks and protective wall structure of boiler

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1/7/2026
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