Growing community of inventors

Osaka, Japan

Masanobu Nishiyama

Average Co-Inventor Count = 3.82

ph-index = 7

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 = 88

Masanobu NishiyamaHisaji Tanaka (5 patents)Masanobu NishiyamaFusao Kanazawa (4 patents)Masanobu NishiyamaTatsuo Nishimura (3 patents)Masanobu NishiyamaHaruo Nishimura (2 patents)Masanobu NishiyamaKatsuji Nakano (2 patents)Masanobu NishiyamaAkira Kitamoto (2 patents)Masanobu NishiyamaYosuke Yamamoto (1 patent)Masanobu NishiyamaIchiro Miyoshi (1 patent)Masanobu NishiyamaYasuhiro Kiuchi (1 patent)Masanobu NishiyamaKoichi Nakagawa (1 patent)Masanobu NishiyamaTeruo Yamada (1 patent)Masanobu NishiyamaTatsuo Ozaki (1 patent)Masanobu NishiyamaOzaki: Tatsuo (1 patent)Masanobu NishiyamaToshikazu Murakami (1 patent)Masanobu NishiyamaMasanobu Nishiyama (8 patents)Hisaji TanakaHisaji Tanaka (5 patents)Fusao KanazawaFusao Kanazawa (4 patents)Tatsuo NishimuraTatsuo Nishimura (12 patents)Haruo NishimuraHaruo Nishimura (7 patents)Katsuji NakanoKatsuji Nakano (4 patents)Akira KitamotoAkira Kitamoto (2 patents)Yosuke YamamotoYosuke Yamamoto (13 patents)Ichiro MiyoshiIchiro Miyoshi (4 patents)Yasuhiro KiuchiYasuhiro Kiuchi (1 patent)Koichi NakagawaKoichi Nakagawa (1 patent)Teruo YamadaTeruo Yamada (1 patent)Tatsuo OzakiTatsuo Ozaki (1 patent)Ozaki: TatsuoOzaki: Tatsuo (1 patent)Toshikazu MurakamiToshikazu Murakami (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Duskin Franchise Kabushiki Kaisha (5 from 15 patents)

2. Matsushita Electric Industrial Co., Ltd. (2 from 27,375 patents)

3. Duskin Co., Ltd. (2 from 13 patents)

4. Kabushiki Kaisha Sunpack (1 from 1 patent)

5. Duskin Franchise Kabushiki (1 from 1 patent)


8 patents:

1. 4856854 - Towel dispenser

2. 4746176 - Towel dispenser

3. D277039 - Mop carrier or similar article

4. D274855 - Mop

5. D274854 - Mop carrier

6. 4392269 - Mop carrier

7. 4353142 - Mop carrier and a rotary suppressor therein

8. D262936 - Mop

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as of
12/11/2025
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