Growing community of inventors

Nishinomiya, Japan

Yoshiki Mayama

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 = 9

Yoshiki Mayama ↔ Masahiro Ishigaki (1 patent)Yoshiki Mayama ↔ Keiichiro Yabuta (1 patent)Yoshiki Mayama ↔ Nagayuki Marumo (1 patent)Yoshiki Mayama ↔ Ken Ishihara (1 patent)Yoshiki Mayama ↔ Yoichi Shimabara (1 patent)Yoshiki MayamaYoshiki Mayama (1 patent)Masahiro IshigakiMasahiro Ishigaki (9 patents)Keiichiro YabutaKeiichiro Yabuta (5 patents)Nagayuki MarumoNagayuki Marumo (3 patents)Ken IshiharaKen Ishihara (1 patent)Yoichi ShimabaraYoichi Shimabara (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Motor Company Limited (1 from 13,415 patents)

2. The Toyo Rubber Co., Ltd. (1 from 1 patent)


1 patent:

1. 4144921 - Pneumatic tire with an internal damage indicator

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as of
1/7/2026
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