Growing community of inventors

Toyota, Japan

Kei Nakamuta

Average Co-Inventor Count = 4.00

ph-index = 1

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 = 6

Kei NakamutaMasao Arai (1 patent)Kei NakamutaToshiro Yoneoka (1 patent)Kei NakamutaTatsuhiko Sakata (1 patent)Kei NakamutaKei Nakamuta (1 patent)Masao AraiMasao Arai (2 patents)Toshiro YoneokaToshiro Yoneoka (1 patent)Tatsuhiko SakataTatsuhiko Sakata (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daifuku Co., Ltd. (1 from 708 patents)


1 patent:

1. 6766894 - Suspension conveyance system

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as of
12/20/2025
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