Growing community of inventors

Sagamihara, Japan

Sachio Igawa

Average Co-Inventor Count = 10.00

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 = 11

Sachio IgawaHironobu Tsutsumi (2 patents)Sachio IgawaMitsunobu Esaki (2 patents)Sachio IgawaKatsumi Tomiyama (2 patents)Sachio IgawaMitsuhiko Kanda (2 patents)Sachio IgawaNaoto Oka (2 patents)Sachio IgawaShigefumi Kimura (2 patents)Sachio IgawaChiharu Miyazaki (2 patents)Sachio IgawaSunao Hiraki (2 patents)Sachio IgawaToshio Ootake (2 patents)Sachio IgawaSachio Igawa (2 patents)Hironobu TsutsumiHironobu Tsutsumi (5 patents)Mitsunobu EsakiMitsunobu Esaki (4 patents)Katsumi TomiyamaKatsumi Tomiyama (2 patents)Mitsuhiko KandaMitsuhiko Kanda (2 patents)Naoto OkaNaoto Oka (2 patents)Shigefumi KimuraShigefumi Kimura (2 patents)Chiharu MiyazakiChiharu Miyazaki (2 patents)Sunao HirakiSunao Hiraki (2 patents)Toshio OotakeToshio Ootake (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


2 patents:

1. 5367275 - Laminate LC filter having combined condenser and coil functions

2. 5227746 - Laminate LC filter having combined condenser and coil functions

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as of
12/8/2025
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