Growing community of inventors

Narashino, Japan

Haruo Umezu

Average Co-Inventor Count = 3.75

ph-index = 2

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 = 11

Haruo Umezu ↔ Kenichi Fuse (1 patent)Haruo Umezu ↔ Yusei Shirasaka (1 patent)Haruo Umezu ↔ Shigeru Tachigami (1 patent)Haruo Umezu ↔ Satoru Kikkawa (1 patent)Haruo Umezu ↔ Shigeo Sugata (1 patent)Haruo Umezu ↔ Masanori Ohkubo (1 patent)Haruo UmezuHaruo Umezu (2 patents)Kenichi FuseKenichi Fuse (19 patents)Yusei ShirasakaYusei Shirasaka (4 patents)Shigeru TachigamiShigeru Tachigami (3 patents)Satoru KikkawaSatoru Kikkawa (1 patent)Shigeo SugataShigeo Sugata (1 patent)Masanori OhkuboMasanori Ohkubo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Furukawa Electric Co., Ltd. (2 from 2,636 patents)

2. Technical Research and Development Institute, Japan Defence Agency (1 from 1 patent)


2 patents:

1. 4432807 - Method of exfoliating coating of coated optical fiber

2. 4345112 - High strength cable usable undersea

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idiyas.com
as of
12/28/2025
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