Growing community of inventors

Kanagawa, Japan

Yoshitaka Otonomiya

Average Co-Inventor Count = 3.75

ph-index = 2

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

Yoshitaka OtonomiyaMotofumi Itawaki (2 patents)Yoshitaka OtonomiyaKeiji Sato (1 patent)Yoshitaka OtonomiyaWataru Nonaka (1 patent)Yoshitaka OtonomiyaTetsuro Tsubota (1 patent)Yoshitaka OtonomiyaNobuo Uda (1 patent)Yoshitaka OtonomiyaYoshitaka Otonomiya (2 patents)Motofumi ItawakiMotofumi Itawaki (8 patents)Keiji SatoKeiji Sato (80 patents)Wataru NonakaWataru Nonaka (10 patents)Tetsuro TsubotaTetsuro Tsubota (5 patents)Nobuo UdaNobuo Uda (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (2 from 58,132 patents)


2 patents:

1. 5450254 - Automatic cassette changer

2. 5416650 - Automatic cassette changer

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as of
1/7/2026
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