Growing community of inventors

Hyogo, Japan

Hiroshi Umiji

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 = 0

Hiroshi Umiji ↔ Kazumasa Takata (1 patent)Hiroshi Umiji ↔ Yosuke Araki (1 patent)Hiroshi Umiji ↔ Jun Hirai (1 patent)Hiroshi Umiji ↔ Ryoma Murase (1 patent)Hiroshi Umiji ↔ Hiroshi Hamano (1 patent)Hiroshi UmijiHiroshi Umiji (1 patent)Kazumasa TakataKazumasa Takata (31 patents)Yosuke ArakiYosuke Araki (5 patents)Jun HiraiJun Hirai (5 patents)Ryoma MuraseRyoma Murase (5 patents)Hiroshi HamanoHiroshi Hamano (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Panasonic Intellectual Property Management Co., Ltd. (1 from 13,247 patents)


1 patent:

1. 11054101 - Lighting device

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12/4/2025
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