Growing community of inventors

Kanagawa, Japan

Koichi Sakai

Average Co-Inventor Count = 3.27

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 = 53

Koichi Sakai ↔ Takashi Kawabata (1 patent)Koichi Sakai ↔ Tetsuo Toyokawa (1 patent)Koichi Sakai ↔ Hiroshi Hisaki (1 patent)Koichi Sakai ↔ Masaru Uchiyama (1 patent)Koichi Sakai ↔ Hideo Kawai (1 patent)Koichi Sakai ↔ Tetsuya Nagai (1 patent)Koichi Sakai ↔ Shin'ichi Miyata (1 patent)Koichi SakaiKoichi Sakai (3 patents)Takashi KawabataTakashi Kawabata (19 patents)Tetsuo ToyokawaTetsuo Toyokawa (10 patents)Hiroshi HisakiHiroshi Hisaki (8 patents)Masaru UchiyamaMasaru Uchiyama (3 patents)Hideo KawaiHideo Kawai (1 patent)Tetsuya NagaiTetsuya Nagai (1 patent)Shin'ichi MiyataShin'ichi Miyata (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Zeon Company, Ltd. (2 from 598 patents)

2. Panasonic Corporation (1 from 16,453 patents)


3 patents:

1. 8276100 - Input control device

2. 6238408 - Balloon catheter

3. 5439443 - Balloon catheter

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idiyas.com
as of
12/10/2025
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