Inventor

Hideyasu Takezawa

Inventor
Otake, JP

Overview

7→
Patents
2004–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 7 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 chemistry24%
C07CAcyclic or carbocyclic compounds18%
B01DSeparation12%
A61BDiagnosis6%
C01GCompounds containing metals not covered by subclasses c01d or c01f6%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds6%
F23GCremation furnaces6%
F23JRemoval or treatment of combustion products or combustion residues6%
Y02PClimate change mitigation technologies in the production or processing of goods6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2009Patents assigned to MITSUBISHI RAYON CO (6)· patent assignee history
2004–2009Based in Otake, JP· patent location history
2004–2008Based in Hiroshima, JP· patent location history
2021Patents assigned to SHIMADZU CORP (1)· patent assignee history
2021Based in Kyoto, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI RAYON CO62004–2009
SHIMADZU CORP12021
Locations
LocationPatentsSpan
Otake, JP32004–2009
Hiroshima, JP32004–2008
Kyoto, JP12021