Growing community of inventors

Tokyo, Japan

Tatsuhiko Ishigami

Average Co-Inventor Count = 6.00

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 = 2

Tatsuhiko Ishigami ↔ Masahiro Takahashi (1 patent)Tatsuhiko Ishigami ↔ Yutaka Matsumoto (1 patent)Tatsuhiko Ishigami ↔ Mitsuru Iida (1 patent)Tatsuhiko Ishigami ↔ Kazuya Ogawa (1 patent)Tatsuhiko Ishigami ↔ Junzo Matsuda (1 patent)Tatsuhiko IshigamiTatsuhiko Ishigami (1 patent)Masahiro TakahashiMasahiro Takahashi (244 patents)Yutaka MatsumotoYutaka Matsumoto (50 patents)Mitsuru IidaMitsuru Iida (21 patents)Kazuya OgawaKazuya Ogawa (18 patents)Junzo MatsudaJunzo Matsuda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dai Nippon Printing Co., Ltd. (1 from 3,202 patents)


1 patent:

1. 9189033 - Touchscreen panel sensor film and manufacturing method thereof

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1/3/2026
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