Growing community of inventors

Tokyo, Japan

Hayato Koizumi

Average Co-Inventor Count = 4.00

ph-index = 1

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 = 3

Hayato KoizumiJunichiro Sakata (1 patent)Hayato KoizumiAtsushi Sakurai (1 patent)Hayato KoizumiTomoyuki Oguchi (1 patent)Hayato KoizumiHayato Koizumi (1 patent)Junichiro SakataJunichiro Sakata (395 patents)Atsushi SakuraiAtsushi Sakurai (2 patents)Tomoyuki OguchiTomoyuki Oguchi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (1 from 58,132 patents)


1 patent:

1. 7420903 - Electronic equipment, highlighting method, and program installed in the equipment

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as of
1/9/2026
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