Growing community of inventors

Hirakata, Japan

Masatoyo Kubo

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 = 5

Masatoyo Kubo ↔ Shuichi Obata (1 patent)Masatoyo Kubo ↔ Masashi Itoh (1 patent)Masatoyo Kubo ↔ Akira Kagata (1 patent)Masatoyo Kubo ↔ Katsuhiko Morita (1 patent)Masatoyo KuboMasatoyo Kubo (1 patent)Shuichi ObataShuichi Obata (11 patents)Masashi ItohMasashi Itoh (10 patents)Akira KagataAkira Kagata (6 patents)Katsuhiko MoritaKatsuhiko Morita (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Industrial Co., Ltd. (1 from 27,375 patents)


1 patent:

1. 3975025 - Pickup cartridge

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12/12/2025
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