Inventor

Hitoshi Koizumi

Inventor

Hiratsuka, JP

Overview

2→

Patents

2020–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Jprimary

B01JChemical or physical processes, e.g. catalysis or colloid chemistry25%

C07CAcyclic or carbocyclic compounds25%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium25%

Y02PClimate change mitigation technologies in the production or processing of goods25%

PatentTitleYear

11,021,499Bis(6-methyl-3-sulphophenyl)(2-methylphenyl)phosphine, ammonium salt thereof, and method for producing same2021 10,696,701Bis(6-methyl-3-sulphophenyl)phenylphosphine, ammonium salt thereof, and method for producing same2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020–2021Patents assigned to HOKKO CHEM IND CO (2)· patent assignee history

2020–2021Patents assigned to KURARAY CO (2)· patent assignee history

2020–2021Based in Hiratsuka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HOKKO CHEM IND CO	2	2020–2021
KURARAY CO	2	2020–2021

Locations

Location	Patents	Span
Hiratsuka, JP	2	2020–2021