Growing community of inventors

Tokyo, Japan

Hiroshi Tokizaka

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 = 4

Hiroshi Tokizaka ↔ Izumi Kuramochi (1 patent)Hiroshi Tokizaka ↔ Isamu Irie (1 patent)Hiroshi Tokizaka ↔ Atsunori Agari (1 patent)Hiroshi Tokizaka ↔ Tadashi Harashima (1 patent)Hiroshi TokizakaHiroshi Tokizaka (1 patent)Izumi KuramochiIzumi Kuramochi (75 patents)Isamu IrieIsamu Irie (3 patents)Atsunori AgariAtsunori Agari (3 patents)Tadashi HarashimaTadashi Harashima (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Yokohama Rubber Co., Ltd. (1 from 2,763 patents)


1 patent:

1. D283809 - Automobile tire

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12/19/2025
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