Growing community of inventors

Tokyo, Japan

Toru Ifuku

Average Co-Inventor Count = 7.00

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

Toru Ifuku ↔ Tetsuji Kawashima (1 patent)Toru Ifuku ↔ Yukio Shishido (1 patent)Toru Ifuku ↔ Kiyoshi Arai (1 patent)Toru Ifuku ↔ Hideho Maeda (1 patent)Toru Ifuku ↔ Yoshiyuki Tokumoto (1 patent)Toru Ifuku ↔ Hiroshi Naganuma (1 patent)Toru IfukuToru Ifuku (1 patent)Tetsuji KawashimaTetsuji Kawashima (36 patents)Yukio ShishidoYukio Shishido (27 patents)Kiyoshi AraiKiyoshi Arai (12 patents)Hideho MaedaHideho Maeda (5 patents)Yoshiyuki TokumotoYoshiyuki Tokumoto (2 patents)Hiroshi NaganumaHiroshi Naganuma (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (1 from 58,129 patents)


1 patent:

1. 8213284 - Multi-layered rewritable optical disc recording apparatus and recording method

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12/6/2025
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