Growing community of inventors

Inazawa, Japan

Shigeharu Tsutsumi

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 = 16

Shigeharu TsutsumiHitoshi Kodama (1 patent)Shigeharu TsutsumiYoshinobu Yamaguchi (1 patent)Shigeharu TsutsumiNobuhiro Sato (1 patent)Shigeharu TsutsumiIsamu Koshdyama (1 patent)Shigeharu TsutsumiNanahiko Kitano (1 patent)Shigeharu TsutsumiShigeharu Tsutsumi (1 patent)Hitoshi KodamaHitoshi Kodama (20 patents)Yoshinobu YamaguchiYoshinobu Yamaguchi (4 patents)Nobuhiro SatoNobuhiro Sato (4 patents)Isamu KoshdyamaIsamu Koshdyama (1 patent)Nanahiko KitanoNanahiko Kitano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyo Engineering Corporation (1 from 170 patents)

2. Fujimi Kenmazai Kogyo Co., Ltd. (1 from 5 patents)


1 patent:

1. 4285837 - Catalyst for steam reforming of hydrocarbons

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12/13/2025
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