Growing community of inventors

Azumino, Japan

Akira Mashima

Average Co-Inventor Count = 1.58

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 = 17

Akira MashimaYoshitaka Shimada (3 patents)Akira MashimaTomoya Murotani (3 patents)Akira MashimaShoji Akatsu (3 patents)Akira MashimaSeijun Horie (2 patents)Akira MashimaNobuhiko Hamada (1 patent)Akira MashimaJunya Kato (1 patent)Akira MashimaSeiya Hayashi (1 patent)Akira MashimaAkira Mashima (13 patents)Yoshitaka ShimadaYoshitaka Shimada (23 patents)Tomoya MurotaniTomoya Murotani (10 patents)Shoji AkatsuShoji Akatsu (9 patents)Seijun HorieSeijun Horie (21 patents)Nobuhiko HamadaNobuhiko Hamada (21 patents)Junya KatoJunya Kato (19 patents)Seiya HayashiSeiya Hayashi (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Seiko Epson Corporation (13 from 33,404 patents)


13 patents:

1. 11370222 - Liquid supply device, printer, and printer system

2. 11230106 - Printing apparatus

3. 10933650 - Liquid supplying apparatuses, liquid ejecting apparatuses, and containers

4. 10479091 - Liquid discharge apparatus and waste liquid amount detection method

5. 10207522 - Printing apparatus and method of moving medium support unit

6. 10011122 - Printing apparatus and medium support method

7. 9969188 - Recording apparatus and moving method

8. 9878866 - Recording device and conveyance device

9. 9592686 - Liquid ejecting apparatus and method of detection

10. 9434187 - Recording apparatus

11. 9302510 - Medium loading device and recording apparatus

12. 8870366 - Medium loading apparatus and recording apparatus

13. 8845089 - Medium loading device and recording apparatus for use with roll paper

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as of
12/7/2025
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