Growing community of inventors

Sapporo, Japan

Eiji Tanaka

Average Co-Inventor Count = 2.40

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 = 5

Eiji TanakaTetsuyuki Minamihara (2 patents)Eiji TanakaMasahiko Hirasawa (1 patent)Eiji TanakaSatoru Nishio (1 patent)Eiji TanakaYoshiki Katsuma (1 patent)Eiji TanakaEiji Tanaka (3 patents)Tetsuyuki MinamiharaTetsuyuki Minamihara (5 patents)Masahiko HirasawaMasahiko Hirasawa (12 patents)Satoru NishioSatoru Nishio (7 patents)Yoshiki KatsumaYoshiki Katsuma (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Seiko Epson Corporation (3 from 33,436 patents)


3 patents:

1. 10198223 - Print management apparatus and print management program

2. 9275486 - Collage image creating method and collage image creating device

3. 8346015 - Image processing method, program, and image processing apparatus arranging a plurality of images to make a uniform face size of person for layout image

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as of
12/21/2025
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