Growing community of inventors

Chuo, Japan

Hidemi Tsutsumi

Average Co-Inventor Count = 1.00

ph-index = 3

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 = 20

Hidemi TsutsumiHidemi Tsutsumi (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Mitsui Mining Co., Ltd. (3 from 44 patents)


3 patents:

1. 5392738 - Steam generator for a steam bath

2. 5333573 - Steam generator for a steam bath

3. 5215043 - Steam generator for a steam bath

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as of
12/9/2025
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