Growing community of inventors

Nagoya, Japan

Katsumi Tsuruta

Average Co-Inventor Count = 2.25

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 = 34

Katsumi Tsuruta ↔ Shigeharu Katayama (1 patent)Katsumi Tsuruta ↔ Hiroyuki Sasaki (1 patent)Katsumi Tsuruta ↔ Takeo Iwasaki (1 patent)Katsumi Tsuruta ↔ Kazuo Ito (1 patent)Katsumi TsurutaKatsumi Tsuruta (3 patents)Shigeharu KatayamaShigeharu Katayama (52 patents)Hiroyuki SasakiHiroyuki Sasaki (28 patents)Takeo IwasakiTakeo Iwasaki (24 patents)Kazuo ItoKazuo Ito (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Brother Industries, Ltd. (3 from 982 patents)


3 patents:

1. D640737 - Printer for cloth

2. D532451 - Printer for cloth

3. D530631 - Shape detecting apparatus

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idiyas.com
as of
1/9/2026
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