Growing community of inventors

Kanagawa, Japan

Katsuya Otani

Average Co-Inventor Count = 2.00

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 = 2

Katsuya Otani ↔ Seiji Ashida (1 patent)Katsuya OtaniKatsuya Otani (1 patent)Seiji AshidaSeiji Ashida (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Osram-melco Toshiba Lighting Ltd. (1 from 6 patents)


1 patent:

1. D601724 - High intensity discharge lamp

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as of
12/11/2025
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