Growing community of inventors

Miyakonojo, Japan

Yasuhiro Takahata

Average Co-Inventor Count = 11.00

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 = 1

Yasuhiro Takahata ↔ Yasuyuki Murakami (4 patents)Yasuhiro Takahata ↔ Kazunari Iwaki (4 patents)Yasuhiro Takahata ↔ Toru Kumagai (4 patents)Yasuhiro Takahata ↔ Tetsufumi Sakai (4 patents)Yasuhiro Takahata ↔ Masaru Yoshinaga (4 patents)Yasuhiro Takahata ↔ Yumi Kai (4 patents)Yasuhiro Takahata ↔ Masaru Tanaka (4 patents)Yasuhiro Takahata ↔ Yoshinori Nakazawa (4 patents)Yasuhiro Takahata ↔ Hiroki Nakayama (4 patents)Yasuhiro Takahata ↔ Kenji Katayama (4 patents)Yasuhiro TakahataYasuhiro Takahata (4 patents)Yasuyuki MurakamiYasuyuki Murakami (70 patents)Kazunari IwakiKazunari Iwaki (54 patents)Toru KumagaiToru Kumagai (6 patents)Tetsufumi SakaiTetsufumi Sakai (4 patents)Masaru YoshinagaMasaru Yoshinaga (4 patents)Yumi KaiYumi Kai (4 patents)Masaru TanakaMasaru Tanaka (4 patents)Yoshinori NakazawaYoshinori Nakazawa (4 patents)Hiroki NakayamaHiroki Nakayama (4 patents)Kenji KatayamaKenji Katayama (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Suntory Flowers Limited (4 from 465 patents)


4 patents:

1. PP21102 - plant named 'Kyuikukan 5'

2. PP19448 - Ipomoea plant named 'Kyuikukan 2'

3. PP19421 - Ipomoea plant named 'Kyuikukan 3'

4. PP19165 - Ipomoea plant named 'Kyuikukan 4'

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as of
12/18/2025
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