Growing community of inventors

Tokyo, Japan

Nobuo Umeki

Average Co-Inventor Count = 7.00

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 = 43

Nobuo Umeki ↔ Ikuo Koyama (1 patent)Nobuo Umeki ↔ Kimihide Shimano (1 patent)Nobuo Umeki ↔ Toshio Yajima (1 patent)Nobuo Umeki ↔ Kuniaki Ishii (1 patent)Nobuo Umeki ↔ Shigeru Itai (1 patent)Nobuo Umeki ↔ Hidefumi Hayashi (1 patent)Nobuo UmekiNobuo Umeki (1 patent)Ikuo KoyamaIkuo Koyama (7 patents)Kimihide ShimanoKimihide Shimano (6 patents)Toshio YajimaToshio Yajima (5 patents)Kuniaki IshiiKuniaki Ishii (5 patents)Shigeru ItaiShigeru Itai (3 patents)Hidefumi HayashiHidefumi Hayashi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Taisho Pharmaceutical Co., Ltd. (1 from 314 patents)


1 patent:

1. 5707646 - Taste masking pharmaceutical composition

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1/18/2026
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