Growing community of inventors

Toyonaka, Japan

Kenzo Takeda

Average Co-Inventor Count = 4.00

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 = 24

Kenzo Takeda ↔ Kunihiko Shiraishi (1 patent)Kenzo Takeda ↔ Norio Honda (1 patent)Kenzo Takeda ↔ Siro Kamei (1 patent)Kenzo Takeda ↔ Fumiyuki Inoue (1 patent)Kenzo Takeda ↔ Mitsunao Takahashi (1 patent)Kenzo Takeda ↔ Jiro Nakano (1 patent)Kenzo TakedaKenzo Takeda (2 patents)Kunihiko ShiraishiKunihiko Shiraishi (3 patents)Norio HondaNorio Honda (2 patents)Siro KameiSiro Kamei (1 patent)Fumiyuki InoueFumiyuki Inoue (1 patent)Mitsunao TakahashiMitsunao Takahashi (1 patent)Jiro NakanoJiro Nakano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Crucible Co., Ltd. (2 from 23 patents)

2. Nippon Steel Corporation (1 from 3,568 patents)

3. Teikoku Kako Co., Ltd. (1 from 6 patents)


2 patents:

1. 6281266 - Tap hole blocking material for metal melting apparatus

2. 4069057 - Monolithic refractory materials

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as of
1/9/2026
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