Growing community of inventors

Tanashi, Japan

Katsuhiko Ikai

Average Co-Inventor Count = 6.00

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 = 9

Katsuhiko Ikai ↔ Isao Yabe (1 patent)Katsuhiko Ikai ↔ Kazuhiko Asaumi (1 patent)Katsuhiko Ikai ↔ Teruo Nayuki (1 patent)Katsuhiko Ikai ↔ Masahiko Yoneyama (1 patent)Katsuhiko Ikai ↔ Hiroaki Shimizu (1 patent)Katsuhiko IkaiKatsuhiko Ikai (1 patent)Isao YabeIsao Yabe (13 patents)Kazuhiko AsaumiKazuhiko Asaumi (1 patent)Teruo NayukiTeruo Nayuki (1 patent)Masahiko YoneyamaMasahiko Yoneyama (1 patent)Hiroaki ShimizuHiroaki Shimizu (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Citizen Watch Company, Ltd. (1 from 2,002 patents)


1 patent:

1. 5783134 - Method of resin-sealing semiconductor device

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12/5/2025
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