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Inventor

Kohei Kobayashi

Inventor
Tokyo, JP

Overview

5→
Patents
1977–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations22%
C02FTreatment of water, waste water, sewage, or sludge22%
C08BPolysaccharides22%
B01DSeparation11%
H01FMagnets11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
11,037,720Coil component20214,559,143'Sludge treating method'19854,366,308'Process for the production of polysaccharide RBS substance'19824,357,323'Polysaccharide RBS substance and antitumor agent containing same'19824,053,401'Sludge treating process'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to NICHIREKI CHEMICAL INUDSTRY CO (1)· patent assignee history
1977–1982Based in Tokyo, JP· patent location history
1982Patents assigned to SAPPORO BREWERIES (2)· patent assignee history
1985Patents assigned to NICHIKERI CHEMICAL INDUSTRY CO (1)· patent assignee history
1985Based in Tochigi, JP· patent location history
2021Patents assigned to MURATA MANUFACTURING CO (1)· patent assignee history
2021Based in Nagaokakyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SAPPORO BREWERIES21982
MURATA MANUFACTURING CO12021
NICHIKERI CHEMICAL INDUSTRY CO11985
NICHIREKI CHEMICAL INUDSTRY CO11977
Locations
LocationPatentsSpan
Tokyo, JP31977–1982
Nagaokakyo, JP12021
Tochigi, JP11985