Growing community of inventors

Tokyo, Japan

Ryoichi Kato

Average Co-Inventor Count = 1.54

ph-index = 3

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 = 24

Ryoichi KatoMinoru Yakubo (2 patents)Ryoichi KatoFumio Matsumoto (1 patent)Ryoichi KatoTeruo Bando (1 patent)Ryoichi KatoKazumi Tanabe (1 patent)Ryoichi KatoRyoichi Kato (5 patents)Minoru YakuboMinoru Yakubo (6 patents)Fumio MatsumotoFumio Matsumoto (37 patents)Teruo BandoTeruo Bando (1 patent)Kazumi TanabeKazumi Tanabe (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Photo Film Company, Limited (3 from 16,458 patents)

2. Sony Corporation (2 from 58,130 patents)


5 patents:

1. 7852357 - Display apparatus, display method, display program, and recording medium with the display program for controlling display of at least a portion of a map

2. 7568166 - Apparatus for displaying a part of an object

3. 5552866 - Copying apparatus for the photographic reproduction of a

4. 5250980 - Slit scanning exposure apparatus

5. 5084729 - Slit scanning exposure apparatus

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as of
12/17/2025
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