Growing community of inventors

Tokyo, Japan

Ryuta Hirai

Average Co-Inventor Count = 4.57

ph-index = 6

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 = 93

Ryuta HiraiTetsuo Koike (7 patents)Ryuta HiraiAkira Furujo (7 patents)Ryuta HiraiMasatoshi Motoyama (6 patents)Ryuta HiraiKazuya Kashimata (6 patents)Ryuta HiraiRyuta Hirai (7 patents)Tetsuo KoikeTetsuo Koike (14 patents)Akira FurujoAkira Furujo (14 patents)Masatoshi MotoyamaMasatoshi Motoyama (8 patents)Kazuya KashimataKazuya Kashimata (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Koike Sanso Kogyo Co., Ltd. (6 from 27 patents)

2. Voike Sanso Kogyo Co., Ltd. (1 from 1 patent)


7 patents:

1. 9492882 - Plasma cutting method and plasma cutting apparatus

2. D702272 - Outer nozzle for plasma torch

3. D687874 - Electrode for plasma torch

4. D654939 - Inner nozzle for plasma torch

5. D654940 - Inner nozzle for plasma torch

6. D653270 - Outer nozzle for plasma torch

7. D652437 - Plasma torch body

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