Growing community of inventors

Miyagi-ken, Japan

Hiraku Watanabe

Average Co-Inventor Count = 6.00

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 = 14

Hiraku WatanabeTakashi Horikawa (2 patents)Hiraku WatanabeShinichi Ohgane (2 patents)Hiraku WatanabeTakeshi Sakaguchi (2 patents)Hiraku WatanabeKatsushi Habu (2 patents)Hiraku WatanabeHiroaki Ishii (2 patents)Hiraku WatanabeHiraku Watanabe (2 patents)Takashi HorikawaTakashi Horikawa (9 patents)Shinichi OhganeShinichi Ohgane (6 patents)Takeshi SakaguchiTakeshi Sakaguchi (5 patents)Katsushi HabuKatsushi Habu (3 patents)Hiroaki IshiiHiroaki Ishii (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Walbro Japan, Inc. (2 from 31 patents)


2 patents:

1. 6945520 - Starting assembly for a carburetor

2. 6769670 - Starting assembly for a carburetor

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idiyas.com
as of
12/15/2025
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