Growing community of inventors

Tokyo, Japan

Kazuhiko Oosawa

Average Co-Inventor Count = 7.00

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 = 0

Kazuhiko Oosawa ↔ Masahide Sugiyama (1 patent)Kazuhiko Oosawa ↔ Ayumu Sato (1 patent)Kazuhiko Oosawa ↔ Hiroto Katagiri (1 patent)Kazuhiko Oosawa ↔ Masao Kato (1 patent)Kazuhiko Oosawa ↔ Kunpei Kobayashi (1 patent)Kazuhiko OosawaKazuhiko Oosawa (1 patent)Masahide SugiyamaMasahide Sugiyama (12 patents)Ayumu SatoAyumu Sato (9 patents)Hiroto KatagiriHiroto Katagiri (7 patents)Masao KatoMasao Kato (3 patents)Kunpei KobayashiKunpei Kobayashi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toppan Inc. (1 from 111 patents)

2. Tomoegawa Co., Ltd. (1 from 56 patents)


1 patent:

1. 12066710 - Optical member and liquid crystal display device

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as of
12/3/2025
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