Growing community of inventors

Kamakura, Japan

Rituko Hosoya

Average Co-Inventor Count = 3.20

ph-index = 4

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 = 86

Rituko HosoyaYasumasa Matsuda (3 patents)Rituko HosoyaTsukasa Yamauchi (2 patents)Rituko HosoyaAkira Nakajima (1 patent)Rituko HosoyaTakahiro Yamada (1 patent)Rituko HosoyaToshiharu Kawasaki (1 patent)Rituko HosoyaMasataka Musya (1 patent)Rituko HosoyaRituko Hosoya (4 patents)Yasumasa MatsudaYasumasa Matsuda (34 patents)Tsukasa YamauchiTsukasa Yamauchi (7 patents)Akira NakajimaAkira Nakajima (53 patents)Takahiro YamadaTakahiro Yamada (43 patents)Toshiharu KawasakiToshiharu Kawasaki (7 patents)Masataka MusyaMasataka Musya (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (4 from 42,485 patents)


4 patents:

1. 5852447 - Character and figure transforming system

2. 5539868 - Character and figure transferring system

3. 5289568 - Apparatus and method for drawing figures

4. 5035624 - Presentation apparatus

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12/4/2025
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