Growing community of inventors

Utsunomiya, Japan

Risa Tsurumi

Average Co-Inventor Count = 6.12

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

Risa TsurumiTakashi Ohashi (2 patents)Risa TsurumiTatsuro Nakanishi (2 patents)Risa TsurumiAsami Nagashima (1 patent)Risa TsurumiTakashi Shigeno (1 patent)Risa TsurumiYoshinori Saito (1 patent)Risa TsurumiNatsumi Kojima (1 patent)Risa TsurumiYasuhiro Kobayashi (1 patent)Risa TsurumiMasaaki Ueki (1 patent)Risa TsurumiAkitsugu Hatakeyama (1 patent)Risa TsurumiAkina Toyoda (1 patent)Risa TsurumiYukio Ohashi (1 patent)Risa TsurumiYoshiyuki Ishihara (1 patent)Risa TsurumiKazunari Iimura (1 patent)Risa TsurumiRisa Tsurumi (2 patents)Takashi OhashiTakashi Ohashi (2 patents)Tatsuro NakanishiTatsuro Nakanishi (2 patents)Asami NagashimaAsami Nagashima (1 patent)Takashi ShigenoTakashi Shigeno (1 patent)Yoshinori SaitoYoshinori Saito (1 patent)Natsumi KojimaNatsumi Kojima (1 patent)Yasuhiro KobayashiYasuhiro Kobayashi (1 patent)Masaaki UekiMasaaki Ueki (1 patent)Akitsugu HatakeyamaAkitsugu Hatakeyama (1 patent)Akina ToyodaAkina Toyoda (1 patent)Yukio OhashiYukio Ohashi (1 patent)Yoshiyuki IshiharaYoshiyuki Ishihara (1 patent)Kazunari IimuraKazunari Iimura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tochigi Prefecture (2 from 4 patents)


2 patents:

1. PP33331 - L. plant named 'Tochigi iW1 Go'

2. PP32077 - plant named 'Tochigi i37 Go'

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1/22/2026
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