Growing community of inventors

Tokyo, Japan

Hirokazu Ohno

Average Co-Inventor Count = 5.06

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

Hirokazu OhnoAtsushi Shimizu (2 patents)Hirokazu OhnoYohsuke Koizumi (2 patents)Hirokazu OhnoMasahiro Tsukamoto (2 patents)Hirokazu OhnoTomohiro Niihama (2 patents)Hirokazu OhnoShota Yamanaka (1 patent)Hirokazu OhnoMasataka Suzuki (1 patent)Hirokazu OhnoTakashi Suefuji (1 patent)Hirokazu OhnoAkio Muraishi (1 patent)Hirokazu OhnoHiroyoshi Ohya (1 patent)Hirokazu OhnoHirokazu Ohno (3 patents)Atsushi ShimizuAtsushi Shimizu (127 patents)Yohsuke KoizumiYohsuke Koizumi (7 patents)Masahiro TsukamotoMasahiro Tsukamoto (7 patents)Tomohiro NiihamaTomohiro Niihama (2 patents)Shota YamanakaShota Yamanaka (5 patents)Masataka SuzukiMasataka Suzuki (5 patents)Takashi SuefujiTakashi Suefuji (4 patents)Akio MuraishiAkio Muraishi (4 patents)Hiroyoshi OhyaHiroyoshi Ohya (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Asahi Kasei Chemicals Corporation (2 from 510 patents)

2. Aisan Kogyo Kabushiki Kaisha (1 from 802 patents)


3 patents:

1. 10107232 - Method for driving internal combustion engine, and air supply device

2. 9259688 - Method for reducing nitrogen oxide from internal combustion engine and apparatus therefor

3. 8523982 - Separation membrane module and fuel vapor processing apparatus equipped with the same

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/14/2026
Loading…