Growing community of inventors

Chiba, Japan

Koichi Kawana

Average Co-Inventor Count = 2.25

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 = 7

Koichi KawanaNoboru Murabayashi (2 patents)Koichi KawanaMakoto Korehisa (1 patent)Koichi KawanaYoko Takahashi (1 patent)Koichi KawanaKoichi Kawana (3 patents)Noboru MurabayashiNoboru Murabayashi (48 patents)Makoto KorehisaMakoto Korehisa (9 patents)Yoko TakahashiYoko Takahashi (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (2 from 58,129 patents)

2. Saturn Licensing LLC (1 from 692 patents)


3 patents:

1. 10019058 - Information processing device and information processing method

2. 9854220 - Information processing apparatus, program, and information processing method

3. 8413203 - Program recording and playing apparatus and portable terminal for recording and playing programs

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/9/2025
Loading…