Growing community of inventors

Wako, Japan

Ryuji Umehara

Average Co-Inventor Count = 5.00

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 = 32

Ryuji UmeharaNoboru Miyazaki (1 patent)Ryuji UmeharaTomoharu Kamo (1 patent)Ryuji UmeharaTakayoshi Ito (1 patent)Ryuji UmeharaTakanori Hatano (1 patent)Ryuji UmeharaRyuji Umehara (1 patent)Noboru MiyazakiNoboru Miyazaki (4 patents)Tomoharu KamoTomoharu Kamo (3 patents)Takayoshi ItoTakayoshi Ito (2 patents)Takanori HatanoTakanori Hatano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honda Giken Kogyo Kabushiki Kaisha (1 from 10,092 patents)

2. Sumitomo Denso Kabushiki Kaisha (1 from 2 patents)


1 patent:

1. 5390876 - Holder for fixing wiring harness and the like to automobile body

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1/22/2026
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