Growing community of inventors

Saitama, Japan

Katsuichi Yamamoto

Average Co-Inventor Count = 2.91

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 = 28

Katsuichi YamamotoDaisuke Araki (3 patents)Katsuichi YamamotoHideki Nagano (3 patents)Katsuichi YamamotoKazuhisa Katchi (3 patents)Katsuichi YamamotoAkitoshi Noguchi (3 patents)Katsuichi YamamotoTsutomu Nakamigawa (3 patents)Katsuichi YamamotoEiji Yanagida (3 patents)Katsuichi YamamotoTakehide Matsumoto (3 patents)Katsuichi YamamotoKatsuichi Yamamoto (4 patents)Daisuke ArakiDaisuke Araki (10 patents)Hideki NaganoHideki Nagano (9 patents)Kazuhisa KatchiKazuhisa Katchi (3 patents)Akitoshi NoguchiAkitoshi Noguchi (3 patents)Tsutomu NakamigawaTsutomu Nakamigawa (3 patents)Eiji YanagidaEiji Yanagida (3 patents)Takehide MatsumotoTakehide Matsumoto (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Zexel Valeo Climate Control Corporation (3 from 29 patents)

2. Diesel Kiki Co., Ltd. (1 from 596 patents)


4 patents:

1. 7096924 - Car air conditioner

2. 6904763 - Automotive air conditioner and instrument panel module

3. 6629424 - Air conditioner for car and instrument panel module

4. 4492540 - Variable-displacement vane compressor with one or more ferromagnetic

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as of
12/8/2025
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