Growing community of inventors

Kawagoe, Japan

Tutomu Asaina

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

Tutomu Asaina ↔ Masaru Odajima (1 patent)Tutomu Asaina ↔ Hideo Nakamura (1 patent)Tutomu Asaina ↔ Masahiko Natsuume (1 patent)Tutomu Asaina ↔ Tokiyuki Wakayama (1 patent)Tutomu Asaina ↔ Noriaki Ishii (1 patent)Tutomu AsainaTutomu Asaina (1 patent)Masaru OdajimaMasaru Odajima (8 patents)Hideo NakamuraHideo Nakamura (5 patents)Masahiko NatsuumeMasahiko Natsuume (3 patents)Tokiyuki WakayamaTokiyuki Wakayama (1 patent)Noriaki IshiiNoriaki Ishii (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honda Motor Co., Ltd. (1 from 21,927 patents)


1 patent:

1. 7093745 - Method of and apparatus for friction stir welding

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1/3/2026
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