Growing community of inventors

Tokyo, Japan

Ryozo Hasegawa

Average Co-Inventor Count = 3.09

ph-index = 5

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 = 212

Ryozo HasegawaAkira Kato (1 patent)Ryozo HasegawaKen Ishihara (1 patent)Ryozo HasegawaNobuo Taneda (1 patent)Ryozo HasegawaToshio Morishita (1 patent)Ryozo HasegawaAkira Asanuma (1 patent)Ryozo HasegawaEiichi Murakami (1 patent)Ryozo HasegawaYasuhiro Saito (1 patent)Ryozo HasegawaKazutoshi Mizoi (1 patent)Ryozo HasegawaShohei Jindai (1 patent)Ryozo HasegawaToshimi Nishiyama (1 patent)Ryozo HasegawaKimihiko Matzuzawa (1 patent)Ryozo HasegawaMasahiro Kawagoe (1 patent)Ryozo HasegawaRyozo Hasegawa (5 patents)Akira KatoAkira Kato (55 patents)Ken IshiharaKen Ishihara (14 patents)Nobuo TanedaNobuo Taneda (6 patents)Toshio MorishitaToshio Morishita (3 patents)Akira AsanumaAkira Asanuma (2 patents)Eiichi MurakamiEiichi Murakami (2 patents)Yasuhiro SaitoYasuhiro Saito (1 patent)Kazutoshi MizoiKazutoshi Mizoi (1 patent)Shohei JindaiShohei Jindai (1 patent)Toshimi NishiyamaToshimi Nishiyama (1 patent)Kimihiko MatzuzawaKimihiko Matzuzawa (1 patent)Masahiro KawagoeMasahiro Kawagoe (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Teijin Limited (3 from 1,586 patents)

2. Other (2 from 832,718 patents)


5 patents:

1. 5953439 - Apparatus for and method of extracting time series image information

2. 5123413 - Electric therapeutic apparatus

3. 4459210 - Porous membrane

4. 4176156 - Method for heat-sterilizing artificial kidneys

5. 4014167 - Electronic metronome

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