Growing community of inventors

Chiba, Japan

Hiroaki Ishida

Average Co-Inventor Count = 2.58

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 = 116

Hiroaki IshidaKiyoshi Kitai (7 patents)Hiroaki IshidaShinji Nagaoka (5 patents)Hiroaki IshidaTadashi Nakagawa (4 patents)Hiroaki IshidaNobuo Shinozaki (3 patents)Hiroaki IshidaMasuo Ogihara (2 patents)Hiroaki IshidaHajime Oda (2 patents)Hiroaki IshidaIchiro Nemoto (2 patents)Hiroaki IshidaMasanori Watanabe (2 patents)Hiroaki IshidaYuzuru Takazawa (2 patents)Hiroaki IshidaKoji Sato (2 patents)Hiroaki IshidaYukio Morino (2 patents)Hiroaki IshidaTomoo Yonemoto (2 patents)Hiroaki IshidaTakeshi Yamagishi (1 patent)Hiroaki IshidaMasanori Fujita (1 patent)Hiroaki IshidaTomokazu Kake (1 patent)Hiroaki IshidaEiichi Onda (1 patent)Hiroaki IshidaKeiji Togawa (1 patent)Hiroaki IshidaTakeo Saito (1 patent)Hiroaki IshidaShigeo Hirose (1 patent)Hiroaki IshidaShigeru Tagami (1 patent)Hiroaki IshidaAtsushi Takami (1 patent)Hiroaki IshidaYukio Nakamura (1 patent)Hiroaki IshidaKohji Fukunaga (1 patent)Hiroaki IshidaHiroshi Sudo (1 patent)Hiroaki IshidaYoshiyuki Iwamatsu (1 patent)Hiroaki IshidaTadahiko Yamaoka (1 patent)Hiroaki IshidaTakashi Segawa (1 patent)Hiroaki IshidaIsamu Ishii (1 patent)Hiroaki IshidaMasaki Tanaka (1 patent)Hiroaki IshidaShintaro Ban (1 patent)Hiroaki IshidaMasaru Kobayashi (1 patent)Hiroaki IshidaHiroyuki Izumi (1 patent)Hiroaki IshidaYoichi Nakano (1 patent)Hiroaki IshidaYoshio Umezu (1 patent)Hiroaki IshidaMichitake Nakazawa (1 patent)Hiroaki IshidaHiroyuki Miyachi (1 patent)Hiroaki IshidaYasuhiro Nishitani (1 patent)Hiroaki IshidaHiroaki Ishida (25 patents)Kiyoshi KitaiKiyoshi Kitai (47 patents)Shinji NagaokaShinji Nagaoka (36 patents)Tadashi NakagawaTadashi Nakagawa (37 patents)Nobuo ShinozakiNobuo Shinozaki (41 patents)Masuo OgiharaMasuo Ogihara (44 patents)Hajime OdaHajime Oda (40 patents)Ichiro NemotoIchiro Nemoto (28 patents)Masanori WatanabeMasanori Watanabe (19 patents)Yuzuru TakazawaYuzuru Takazawa (17 patents)Koji SatoKoji Sato (13 patents)Yukio MorinoYukio Morino (12 patents)Tomoo YonemotoTomoo Yonemoto (4 patents)Takeshi YamagishiTakeshi Yamagishi (57 patents)Masanori FujitaMasanori Fujita (50 patents)Tomokazu KakeTomokazu Kake (30 patents)Eiichi OndaEiichi Onda (24 patents)Keiji TogawaKeiji Togawa (22 patents)Takeo SaitoTakeo Saito (17 patents)Shigeo HiroseShigeo Hirose (17 patents)Shigeru TagamiShigeru Tagami (16 patents)Atsushi TakamiAtsushi Takami (8 patents)Yukio NakamuraYukio Nakamura (7 patents)Kohji FukunagaKohji Fukunaga (6 patents)Hiroshi SudoHiroshi Sudo (6 patents)Yoshiyuki IwamatsuYoshiyuki Iwamatsu (6 patents)Tadahiko YamaokaTadahiko Yamaoka (5 patents)Takashi SegawaTakashi Segawa (4 patents)Isamu IshiiIsamu Ishii (4 patents)Masaki TanakaMasaki Tanaka (3 patents)Shintaro BanShintaro Ban (3 patents)Masaru KobayashiMasaru Kobayashi (2 patents)Hiroyuki IzumiHiroyuki Izumi (2 patents)Yoichi NakanoYoichi Nakano (2 patents)Yoshio UmezuYoshio Umezu (1 patent)Michitake NakazawaMichitake Nakazawa (1 patent)Hiroyuki MiyachiHiroyuki Miyachi (1 patent)Yasuhiro NishitaniYasuhiro Nishitani (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Seiko Koki Kabushiki Kaisha (14 from 135 patents)

2. Seikosha Co., Ltd. (9 from 696 patents)

3. Sony Interactive Entertainment Inc. (1 from 3,048 patents)

4. Tohoku University (1 from 982 patents)

5. Tokyo Institute of Technology (1 from 566 patents)

6. Okayama University (1 from 136 patents)


25 patents:

1. 10709688 - Agent for treating synucleinopathy

2. 9996152 - Interface apparatus

3. 5367357 - Instant photocopying apparatus

4. 5218401 - Instant photocopying apparatus

5. 5214463 - Focal plane shutter

6. 4959680 - Camera system

7. 4933695 - Method of driving a motor-driven shutter for a camera

8. 4893142 - Device for activating motor-driven shutter blades

9. 4876563 - Motor-driven shutter for camera

10. 4868596 - Motor driven shutter for camera

11. 4720725 - Flashmatic device for cameras

12. 4650306 - Electromagnetically releasable shutter for a camera

13. 4634254 - Electromagnetically actuated shutter for a camera

14. 4418998 - Automatic focusing device for the camera

15. 4355872 - Camera equipped with electronic shutter having automatic focus detecting

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12/8/2025
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