Growing community of inventors

Tokyo, Japan

Kiyoshi Ichikawa

Average Co-Inventor Count = 2.50

ph-index = 4

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 = 77

Kiyoshi IchikawaKazuo Ikawa (2 patents)Kiyoshi IchikawaTakashi Wakabayashi (2 patents)Kiyoshi IchikawaHideyo Noda (2 patents)Kiyoshi IchikawaYukio Takamatsu (2 patents)Kiyoshi IchikawaTsuneteru Kamegai (2 patents)Kiyoshi IchikawaYoshio Miyake (1 patent)Kiyoshi IchikawaMinoru Ida (1 patent)Kiyoshi IchikawaHiromi Tamai (1 patent)Kiyoshi IchikawaHiroshi Tatsumi (1 patent)Kiyoshi IchikawaKiyoshi Ichikawa (5 patents)Kazuo IkawaKazuo Ikawa (27 patents)Takashi WakabayashiTakashi Wakabayashi (2 patents)Hideyo NodaHideyo Noda (2 patents)Yukio TakamatsuYukio Takamatsu (2 patents)Tsuneteru KamegaiTsuneteru Kamegai (2 patents)Yoshio MiyakeYoshio Miyake (30 patents)Minoru IdaMinoru Ida (2 patents)Hiromi TamaiHiromi Tamai (1 patent)Hiroshi TatsumiHiroshi Tatsumi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Motor Company Limited (2 from 13,411 patents)

2. Ebara Corporation (1 from 2,512 patents)

3. Sony Olympus Medical Solutions Inc. (1 from 242 patents)

4. Manten Co., Ltd. (1 from 3 patents)


5 patents:

1. 12183448 - Medical image processing apparatus, trocar, medical observation system, image processing method, and computer readable recording medium

2. 6678620 - Method for promoting energy saving in fluid machinery

3. 4457528 - Wheelchair

4. 4246213 - Method of producing a cover member for a safety air-cushion

5. 4120516 - Cover member for a safety air-cushion device and a method of producing

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1/5/2026
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