Growing community of inventors

Osaka, Japan

Yoichiro Kotake

Average Co-Inventor Count = 2.67

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 = 30

Yoichiro Kotake ↔ Toshiyuki Sakai (1 patent)Yoichiro Kotake ↔ Masaaki Suhara (1 patent)Yoichiro Kotake ↔ Kenichi Miki (1 patent)Yoichiro Kotake ↔ Toshihiro Naruse (1 patent)Yoichiro KotakeYoichiro Kotake (2 patents)Toshiyuki SakaiToshiyuki Sakai (17 patents)Masaaki SuharaMasaaki Suhara (2 patents)Kenichi MikiKenichi Miki (1 patent)Toshihiro NaruseToshihiro Naruse (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daikin Industries, Ltd. (2 from 4,283 patents)


2 patents:

1. 6050173 - Cam motor apparatus

2. 4918918 - Variable displacement piston machine

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as of
1/11/2026
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