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Katsuta, Japan

Kazutoshi Takeda

Average Co-Inventor Count = 4.29

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 = 8

Kazutoshi Takeda ↔ Chuichi Saito (3 patents)Kazutoshi Takeda ↔ Kazuhira Ojima (3 patents)Kazutoshi Takeda ↔ Toshiyuki Tamatsu (2 patents)Kazutoshi Takeda ↔ Masao Takizawa (1 patent)Kazutoshi Takeda ↔ Mitsuo Saito (1 patent)Kazutoshi TakedaKazutoshi Takeda (3 patents)Chuichi SaitoChuichi Saito (19 patents)Kazuhira OjimaKazuhira Ojima (9 patents)Toshiyuki TamatsuToshiyuki Tamatsu (2 patents)Masao TakizawaMasao Takizawa (3 patents)Mitsuo SaitoMitsuo Saito (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (3 from 42,485 patents)

2. Hitachi Mito Engineering Co., Ltd. (1 from 7 patents)

3. Hitachi Mito Engineering (1 from 1 patent)


3 patents:

1. 5526919 - Escalator apparatus and method of operation

2. 5386904 - Escalator apparatus and method of operation

3. 5291982 - Passenger conveyor, platform floor for passenger conveyor, and comb for

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as of
12/8/2025
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