Growing community of inventors

Osaka, Japan

Kazuhiro Otani

Average Co-Inventor Count = 4.20

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 = 20

Kazuhiro OtaniKatsuji Hasegawa (1 patent)Kazuhiro OtaniKoji Maeda (1 patent)Kazuhiro OtaniKenichi Hiraiwa (1 patent)Kazuhiro OtaniTomohiro Yagyu (2 patents)Kazuhiro OtaniTsuyoshi Fukui (1 patent)Kazuhiro OtaniJunji Tsuji (1 patent)Kazuhiro OtaniTomio Izumi (1 patent)Kazuhiro OtaniShinji Oita (1 patent)Kazuhiro OtaniHiroaki Arai (1 patent)Kazuhiro OtaniKazuhiro Otani (2 patents)Katsuji HasegawaKatsuji Hasegawa (28 patents)Koji MaedaKoji Maeda (15 patents)Kenichi HiraiwaKenichi Hiraiwa (4 patents)Tomohiro YagyuTomohiro Yagyu (2 patents)Tsuyoshi FukuiTsuyoshi Fukui (1 patent)Junji TsujiJunji Tsuji (1 patent)Tomio IzumiTomio Izumi (1 patent)Shinji OitaShinji Oita (1 patent)Hiroaki AraiHiroaki Arai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,812 patents)

2. Nippon Sheet Glass Company, Limited (1 from 1,156 patents)

3. Tsutsunaka Plastic Industry Co., Ltd. (1 from 8 patents)


2 patents:

1. 6247511 - Method and apparatus for cutting wooden plates

2. 5286537 - Double glazing glass

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idiyas.com
as of
12/19/2025
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