P

Inventor

OKAMOTO ATSUSHI

JP84 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SOCIONEXT INC

14 patents

MITSUBISHI GAS CHEMICAL CO

11 patents
US8357625B2Jan 22, 2013

Catalyst and method for producing carboxylic acid and/or carboxylic anhydride in the presence of the catalyst

MITSUBISHI GAS CHEMICAL CO2 citations63
US12162833B2Dec 10, 2024

Isobutyric acid ester compound having n-butyryloxy at α-position, perfume composition, and use as perfume

MITSUBISHI GAS CHEMICAL CO0 citations61
US11479738B2Oct 25, 2022

Fragrance composition containing alpha-methoxyisobutyric ester compound, and use thereof as fragrance

MITSUBISHI GAS CHEMICAL CO0 citations60
US12522781B2Jan 13, 2026

Alpha-hydroxyisobutyric acid ester compound and fragrance composition

MITSUBISHI GAS CHEMICAL CO0 citations59
US11485931B2Nov 1, 2022

Isobutyric ester compound having formyloxy group at α-position, fragrance composition, and use thereof as fragrance

MITSUBISHI GAS CHEMICAL CO0 citations59
US11485932B2Nov 1, 2022

Isobutyric ester compound having propanoyloxy group at alpha-position, fragrance composition, and use thereof as fragrance

MITSUBISHI GAS CHEMICAL CO0 citations58
US11441098B2Sep 13, 2022

α-hydroxyisobutyrate ester compound, fragrance composition, and use thereof as fragrance

MITSUBISHI GAS CHEMICAL CO0 citations58
US11401483B2Aug 2, 2022

Isobutyric ester compound having butyryloxy group or pivaloyloxy group at α-position and fragrance composition

MITSUBISHI GAS CHEMICAL CO0 citations58
US11326125B2May 10, 2022

Isobutyric ester compound having acetoxy group at alpha-position, fragrance composition, and use thereof as fragrance

MITSUBISHI GAS CHEMICAL CO0 citations58
US10633391B2Apr 28, 2020

Diol, method for manufacturing diol, di(meth)acrylate, and method for manufacturing di(meth)acrylate

MITSUBISHI GAS CHEMICAL CO1 citations58
US12565471B2Mar 3, 2026

Isobutyrate ester compound having carbonate group at alpha-position, and fragrance composition

MITSUBISHI GAS CHEMICAL CO0 citations55

KAWANO SATOSHI

3 patents

OKAMOTO ATSUSHI

3 patents

DAIKIN IND LTD

3 patents

HOWA MACHINERY LTD

2 patents

ASAHI CHEMICAL IND

2 patents

NAMIKI PRECISION JEWEL CO LTD

2 patents

KIOXIA CORP

2 patents

FUJITSU MICROELECTRONICS LTD

1 patent

TOYOTA MOTOR CO LTD

1 patent

TORAY INDUSTRIES

1 patent

HITACHI METALS LTD

1 patent

KEIHIN CORP

1 patent

YOKOHARA KAZUMA

1 patent

NAT UNIV CORP HOKKAIDO UNIV

1 patent

PROTERIAL LTD

1 patent

Showing the top 50 of 84 patents by PatentIndex Score.