Growing community of inventors

Tokyo, Japan

Yuko Kitagawa

Average Co-Inventor Count = 3.00

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 = 6

Yuko Kitagawa ↔ Norihiro Yamada (1 patent)Yuko Kitagawa ↔ Minoru Tanabe (1 patent)Yuko Kitagawa ↔ Yasuhiko Sakakura (0 patent)Yuko KitagawaYuko Kitagawa (1 patent)Norihiro YamadaNorihiro Yamada (19 patents)Minoru TanabeMinoru Tanabe (2 patents)Yasuhiko SakakuraYasuhiko Sakakura (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Olympus Corporation (1 from 8,194 patents)

2. Keio University (1 from 340 patents)

3. Roche Diagnostics Gmbh (480 patents)

4. F. Hoffmann-la Roche Ag (168 patents)


1 patent:

1. 10912600 - High-frequency electrosurgical treatment instrument for operations and high-frequency electrosurgical system for operations

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as of
12/27/2025
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