Growing community of inventors

Osaka, Japan

Hirokatsu Maeda

Average Co-Inventor Count = 4.29

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 = 21

Hirokatsu Maeda ↔ Nobukazu Ikeda (1 patent)Hirokatsu Maeda ↔ Kenji Yamamoto (1 patent)Hirokatsu Maeda ↔ Michio Yamaji (1 patent)Hirokatsu Maeda ↔ Tadayuki Yakushijin (1 patent)Hirokatsu Maeda ↔ Keisuke Ishibashi (1 patent)Hirokatsu Maeda ↔ Ryutaro Nishimura (1 patent)Hirokatsu Maeda ↔ Kunihiko Daido (1 patent)Hirokatsu Maeda ↔ Yoshinori Shimomura (1 patent)Hirokatsu Maeda ↔ Masashi Matsuoka (1 patent)Hirokatsu Maeda ↔ Yosinori Shimomura (1 patent)Hirokatsu MaedaHirokatsu Maeda (3 patents)Nobukazu IkedaNobukazu Ikeda (210 patents)Kenji YamamotoKenji Yamamoto (150 patents)Michio YamajiMichio Yamaji (142 patents)Tadayuki YakushijinTadayuki Yakushijin (36 patents)Keisuke IshibashiKeisuke Ishibashi (20 patents)Ryutaro NishimuraRyutaro Nishimura (15 patents)Kunihiko DaidoKunihiko Daido (9 patents)Yoshinori ShimomuraYoshinori Shimomura (5 patents)Masashi MatsuokaMasashi Matsuoka (2 patents)Yosinori ShimomuraYosinori Shimomura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujikin Inc. (2 from 442 patents)

2. Other (1 from 832,891 patents)


3 patents:

1. D885859 - Wrench

2. 9022353 - Ball valve

3. 5186434 - Fluid flow controller

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/30/2025
Loading…