Growing community of inventors

Kadoma, Japan

Masayoshi Nagayama

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 = 58

Masayoshi Nagayama ↔ Rokusaburo Kimura (1 patent)Masayoshi Nagayama ↔ Tsutomu Ichinomiya (1 patent)Masayoshi Nagayama ↔ Mamoru Hosoe (1 patent)Masayoshi Nagayama ↔ Hirotaka Chousa (1 patent)Masayoshi NagayamaMasayoshi Nagayama (1 patent)Rokusaburo KimuraRokusaburo Kimura (9 patents)Tsutomu IchinomiyaTsutomu Ichinomiya (8 patents)Mamoru HosoeMamoru Hosoe (1 patent)Hirotaka ChousaHirotaka Chousa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Works, Ltd. (1 from 1,623 patents)


1 patent:

1. 4372319 - Low frequency therapeutic instrument

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1/20/2026
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