Growing community of inventors

Kanagawa, Japan

Kazuma Tokai

Average Co-Inventor Count = 11.00

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 = 0

Kazuma TokaiHideki Kimura (1 patent)Kazuma TokaiMasahiro Ohmori (1 patent)Kazuma TokaiMakoto Watanabe (1 patent)Kazuma TokaiKeiichiro Juri (1 patent)Kazuma TokaiYosuke Suzuki (1 patent)Kazuma TokaiToshiki Mori (1 patent)Kazuma TokaiMaho Shimokawa (1 patent)Kazuma TokaiJun Yamashita (1 patent)Kazuma TokaiYusuke Sasa (1 patent)Kazuma TokaiNaoko Shohji (1 patent)Kazuma TokaiKazuma Tokai (1 patent)Hideki KimuraHideki Kimura (102 patents)Masahiro OhmoriMasahiro Ohmori (33 patents)Makoto WatanabeMakoto Watanabe (32 patents)Keiichiro JuriKeiichiro Juri (23 patents)Yosuke SuzukiYosuke Suzuki (9 patents)Toshiki MoriToshiki Mori (2 patents)Maho ShimokawaMaho Shimokawa (1 patent)Jun YamashitaJun Yamashita (1 patent)Yusuke SasaYusuke Sasa (1 patent)Naoko ShohjiNaoko Shohji (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (1 from 28,480 patents)


1 patent:

1. 12429809 - Cleaning blade, method of manufacturing the same, process cartridge, and image forming apparatus

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10/29/2025
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