Growing community of inventors

Tokyo, Japan

Yutaka Sakai

Average Co-Inventor Count = 1.83

ph-index = 2

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 = 30

Yutaka SakaiTakeshi Maeda (1 patent)Yutaka SakaiHiroshi Kurihara (1 patent)Yutaka SakaiKatsuhiko Sekiguchi (1 patent)Yutaka SakaiMitsuo Kougo (1 patent)Yutaka SakaiMasataka Midori (1 patent)Yutaka SakaiYoshihiro Koizumi (1 patent)Yutaka SakaiTatsuji Tanaka (1 patent)Yutaka SakaiTakashi Toya (1 patent)Yutaka SakaiYoshikazu Isomura (1 patent)Yutaka SakaiHiroyuki Nedate (1 patent)Yutaka SakaiYutaka Sakai (6 patents)Takeshi MaedaTakeshi Maeda (210 patents)Hiroshi KuriharaHiroshi Kurihara (92 patents)Katsuhiko SekiguchiKatsuhiko Sekiguchi (11 patents)Mitsuo KougoMitsuo Kougo (8 patents)Masataka MidoriMasataka Midori (7 patents)Yoshihiro KoizumiYoshihiro Koizumi (3 patents)Tatsuji TanakaTatsuji Tanaka (3 patents)Takashi ToyaTakashi Toya (1 patent)Yoshikazu IsomuraYoshikazu Isomura (1 patent)Hiroyuki NedateHiroyuki Nedate (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Denki Kabushiki Kaisha (2 from 21,351 patents)

2. Tdk Corporation (2 from 7,965 patents)

3. Kabushiki Kaisha Toshiba (1 from 52,730 patents)

4. Tamagawa Academy & University (1 from 3 patents)


6 patents:

1. 11789056 - Electromagnetic stirrer and reflection chamber

2. 11685884 - Device, method and program for identification of projection targets

3. 6598224 - Data management unit, computer system and computer-readable storage medium

4. 6574528 - Card assembly apparatus, card inspecting apparatus and card magazine used therefor

5. 6231478 - Method and system for controlling engine idle revolution number

6. 6109238 - Idling-engine-speed control method and controller therefor

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as of
12/20/2025
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