Growing community of inventors

Tokyo, Japan

Kotaro Hirayama

Average Co-Inventor Count = 2.54

ph-index = 3

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 = 67

Kotaro HirayamaShuichiro Miyata (3 patents)Kotaro HirayamaShota Tanoue (3 patents)Kotaro HirayamaIsamu Umeda (2 patents)Kotaro HirayamaYuki Watanabe (1 patent)Kotaro HirayamaAkira Ito (1 patent)Kotaro HirayamaNanao Horiishi (1 patent)Kotaro HirayamaShigeru Takaragi (1 patent)Kotaro HirayamaTetsuro Toda (1 patent)Kotaro HirayamaTakashi Kogin (1 patent)Kotaro HirayamaSojiro Kimura (1 patent)Kotaro HirayamaYoshimasa Hiramatsu (1 patent)Kotaro HirayamaToyoaki Murohara (1 patent)Kotaro HirayamaToshio Kokuryo (1 patent)Kotaro HirayamaIsamu Tomoda (1 patent)Kotaro HirayamaMasanori Terasaki (1 patent)Kotaro HirayamaHotaka Kayano (1 patent)Kotaro HirayamaAlden D Pritchard (1 patent)Kotaro HirayamaRei Shibata (1 patent)Kotaro HirayamaKotaro Hirayama (11 patents)Shuichiro MiyataShuichiro Miyata (5 patents)Shota TanoueShota Tanoue (3 patents)Isamu UmedaIsamu Umeda (3 patents)Yuki WatanabeYuki Watanabe (46 patents)Akira ItoAkira Ito (41 patents)Nanao HoriishiNanao Horiishi (33 patents)Shigeru TakaragiShigeru Takaragi (12 patents)Tetsuro TodaTetsuro Toda (9 patents)Takashi KoginTakashi Kogin (4 patents)Sojiro KimuraSojiro Kimura (2 patents)Yoshimasa HiramatsuYoshimasa Hiramatsu (2 patents)Toyoaki MuroharaToyoaki Murohara (1 patent)Toshio KokuryoToshio Kokuryo (1 patent)Isamu TomodaIsamu Tomoda (1 patent)Masanori TerasakiMasanori Terasaki (1 patent)Hotaka KayanoHotaka Kayano (1 patent)Alden D PritchardAlden D Pritchard (1 patent)Rei ShibataRei Shibata (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Dai-Ichi High Frequency Co., Ltd. (7 from 25 patents)

2. Dhf America, LLC (3 from 4 patents)

3. Nanotherapy Co., Ltd. (2 from 2 patents)

4. Toda Kogyo Corporation (1 from 388 patents)

5. Tokai National Higher Education and Research System (1 from 82 patents)

6. Bapic Incorporated (1 from 1 patent)

7. Dai-Ichi High Frequeny Co., Ltd. (1 from 1 patent)


11 patents:

1. 12492351 - Waste treatment system and method using energy recirculation techniques

2. 12473211 - System and method of decomposing fluidic product having particles

3. 12139699 - Magnetic-field generator for a cell sheet

4. 10661247 - Ferromagnetic-particle manufacturing apparatus

5. 10661248 - Ferromagnetic-particle manufacturing apparatus

6. 10576297 - Magnetic flux irradiation devices and components

7. 10342989 - Magnetic flux irradiation devices and components

8. 8214053 - Body heating device

9. 8042498 - Superheated steam generator

10. 7513061 - Sludge dehydrating processor for converting sludge including organic substance into resources of low water content

11. 5123989 - Resin-bonding method

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1/9/2026
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