Growing community of inventors

Saitama, Japan

Yoji Ishikawa

Average Co-Inventor Count = 1.88

ph-index = 5

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 = 110

Yoji IshikawaYukio Yamada (1 patent)Yoji IshikawaKoichi Sakai (1 patent)Yoji IshikawaTakashi Otani (1 patent)Yoji IshikawaKuniyoshi Koyama (1 patent)Yoji IshikawaHaruki Shinoda (1 patent)Yoji IshikawaMasuaki Ohta (1 patent)Yoji IshikawaYoji Ishikawa (5 patents)Yukio YamadaYukio Yamada (24 patents)Koichi SakaiKoichi Sakai (14 patents)Takashi OtaniTakashi Otani (8 patents)Kuniyoshi KoyamaKuniyoshi Koyama (2 patents)Haruki ShinodaHaruki Shinoda (1 patent)Masuaki OhtaMasuaki Ohta (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (5 from 58,129 patents)


5 patents:

1. 5537152 - Television receiver for displaying registered broadcast channels in

2. 5315392 - Apparatus for display and selection of available television channels

3. 4759123 - Method and apparatus for producing electronic devices which each include

4. 4096531 - Deflection yoke

5. 3949167 - Image-projection system

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/6/2025
Loading…