Growing community of inventors

Hachioji, Japan

Masahide Yoshida

Average Co-Inventor Count = 2.18

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 = 7

Masahide YoshidaMasaaki Sato (2 patents)Masahide YoshidaKenji Furuta (2 patents)Masahide YoshidaNorio Fukuoka (2 patents)Masahide YoshidaKazuo Nakasho (2 patents)Masahide YoshidaKazumi Miyaji (2 patents)Masahide YoshidaTakashi Kodama (1 patent)Masahide YoshidaMasahide Yoshida (4 patents)Masaaki SatoMasaaki Sato (60 patents)Kenji FurutaKenji Furuta (35 patents)Norio FukuokaNorio Fukuoka (11 patents)Kazuo NakashoKazuo Nakasho (4 patents)Kazumi MiyajiKazumi Miyaji (3 patents)Takashi KodamaTakashi Kodama (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Olympus Optical Company, Ltd. (4 from 5,729 patents)


4 patents:

1. 4459624 - Magnetic reproducing apparatus

2. 4366514 - Magnetic reproducing apparatus

3. 4258401 - Multi-channel record/playback magnetic head

4. 4248344 - Tape cassette

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1/11/2026
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