Growing community of inventors

Atsugi, Japan

Ryu Sungpil

Average Co-Inventor Count = 4.00

ph-index = 1

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 = 0

Ryu SungpilHiroki Iwasa (1 patent)Ryu SungpilHironori Miyaishi (1 patent)Ryu SungpilTetsuya Izumi (1 patent)Ryu SungpilRyu Sungpil (1 patent)Hiroki IwasaHiroki Iwasa (49 patents)Hironori MiyaishiHironori Miyaishi (22 patents)Tetsuya IzumiTetsuya Izumi (22 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Motor Company Limited (1 from 13,408 patents)

2. Jatco Corporation (1 from 1,022 patents)


1 patent:

1. 10240672 - Control device for continuously variable transmission and method for controlling the same

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12/25/2025
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