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Kanagawa, Japan

Toshitsugu Ozaki

Average Co-Inventor Count = 5.00

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 = 70

Toshitsugu Ozaki ↔ Hiromichi Fujisawa (2 patents)Toshitsugu Ozaki ↔ Kunihiro Okada (2 patents)Toshitsugu Ozaki ↔ Yasuaki Nakano (2 patents)Toshitsugu Ozaki ↔ Osamu Kunisaki (2 patents)Toshitsugu OzakiToshitsugu Ozaki (2 patents)Hiromichi FujisawaHiromichi Fujisawa (49 patents)Kunihiro OkadaKunihiro Okada (12 patents)Yasuaki NakanoYasuaki Nakano (8 patents)Osamu KunisakiOsamu Kunisaki (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (2 from 42,485 patents)


2 patents:

1. 5235653 - Document analysis system

2. 4933984 - Document analysis system

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as of
12/5/2025
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