Growing community of inventors

Tokyo, Japan

Mitsuma Matsumura

Average Co-Inventor Count = 2.27

ph-index = 5

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 = 215

Mitsuma MatsumuraToshio Mikiya (3 patents)Mitsuma MatsumuraAtsuki Hashimoto (2 patents)Mitsuma MatsumuraTadahisa Mogaki (2 patents)Mitsuma MatsumuraHirosato Takeuchi (1 patent)Mitsuma MatsumuraHaruki Nakao (1 patent)Mitsuma MatsumuraKuniaki Shibuya (1 patent)Mitsuma MatsumuraKenji Mizuno (1 patent)Mitsuma MatsumuraNobuyuki Nozawa (1 patent)Mitsuma MatsumuraKatsuji Kikuchi (1 patent)Mitsuma MatsumuraTsuneo Hasegawa (1 patent)Mitsuma MatsumuraMitsuma Matsumura (7 patents)Toshio MikiyaToshio Mikiya (80 patents)Atsuki HashimotoAtsuki Hashimoto (10 patents)Tadahisa MogakiTadahisa Mogaki (7 patents)Hirosato TakeuchiHirosato Takeuchi (19 patents)Haruki NakaoHaruki Nakao (17 patents)Kuniaki ShibuyaKuniaki Shibuya (9 patents)Kenji MizunoKenji Mizuno (7 patents)Nobuyuki NozawaNobuyuki Nozawa (6 patents)Katsuji KikuchiKatsuji Kikuchi (5 patents)Tsuneo HasegawaTsuneo Hasegawa (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nitto Kohki Co., Ltd. (6 from 322 patents)

2. Nikki Co., Ltd. (1 from 50 patents)


7 patents:

1. 6203510 - Compressing device for pneumatic massager

2. 5333605 - Remedial device for hand insufficiency

3. 5259369 - Remedial device for hand insufficiency

4. 4962764 - Hemostatic unit for measuring arterivenous bloodstreams

5. 4807606 - Therapeutic appliance for improving functions of hand fingers

6. 4583255 - Massage arrangement of the pneumatic type

7. 4551874 - Pneumatic massage mat

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as of
12/8/2025
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