Growing community of inventors

Isehara, Japan

Katsumi Ohta

Average Co-Inventor Count = 4.80

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 = 3

Katsumi OhtaTakeshi Mitamura (2 patents)Katsumi OhtaHideaki Hozumi (2 patents)Katsumi OhtaHiroyuki Sakai (2 patents)Katsumi OhtaMasao Yamane (1 patent)Katsumi OhtaTakeshi Oono (1 patent)Katsumi OhtaKatsumi Ohta (2 patents)Takeshi MitamuraTakeshi Mitamura (5 patents)Hideaki HozumiHideaki Hozumi (2 patents)Hiroyuki SakaiHiroyuki Sakai (2 patents)Masao YamaneMasao Yamane (4 patents)Takeshi OonoTakeshi Oono (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Motor Company Limited (2 from 13,402 patents)


2 patents:

1. 8461971 - Information presentation system

2. 8392061 - Information presentation apparatus for vehicle and information presentation method for vehicle

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idiyas.com
as of
12/16/2025
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