Growing community of inventors

Takatsuki, Japan

Yoichi Shimabara

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

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

Company Filing History:

1. Nissan Motor Company Limited (1 from 13,411 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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1/1/2026
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