Growing community of inventors

Toyota, Japan

Kei Okamoto

Average Co-Inventor Count = 3.43

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

Kei OkamotoHidefumi Aikawa (1 patent)Kei OkamotoSeiji Tanaka (1 patent)Kei OkamotoKeiko Tanaka (1 patent)Kei OkamotoTomoyuki Kako (1 patent)Kei OkamotoMinoru Ohmikawa (1 patent)Kei OkamotoKei Okamoto (2 patents)Hidefumi AikawaHidefumi Aikawa (24 patents)Seiji TanakaSeiji Tanaka (5 patents)Keiko TanakaKeiko Tanaka (5 patents)Tomoyuki KakoTomoyuki Kako (2 patents)Minoru OhmikawaMinoru Ohmikawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyota Jidosha Kabushiki Kaisha (2 from 36,499 patents)


2 patents:

1. 11077735 - Heating apparatus of vehicle

2. 8507143 - Fuel cell system and method of reducing decrease in power generation efficiency of fuel cell

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/7/2025
Loading…