Inventor

Hidehiko Sakurai

Inventor

Otsu, JP

Overview

7→

Patents

1997–2021

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.

B01Dprimary

B01DSeparation46%

A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for8%

A23VIndexing scheme relating to foods, foodstuffs or non-alcoholic beverages and lactic or propionic acid bacteria used in foodstuffs or food preparation8%

A61KPreparations for medical, dental or toiletry purposes8%

A61MDevices for introducing media into, or onto, the body8%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%

G01NInvestigating or analysing materials by determining their chemical or physical properties8%

Y10TTechnical subjects covered by former us classification8%

PatentTitleYear

11,083,757Inhibitor for cognitive function decline2021 7,638,052'Polysulfone-based hollow-fiber membrane with selective permeability'2009 7,442,302'Highly water-permeable blood purifier of hollow-fiber membrane type'2008 6,241,886'Plasma separation filter'2001 5,851,394'Module for blood purification, blood purification membrane and its production'1998 5,783,124'Cellulose acetate hemodialysis membrane'1998 5,624,561'Cellulose acetate hemodialysis membrane'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2009Patents assigned to TOYO BOSEKI (6)· patent assignee history

1997–1998Based in Otsu, JP· patent location history

2001Based in Ohtsu, JP· patent location history

2008–2009Based in Shiga, JP· patent location history

2021Patents assigned to ZERIA PHARM CO LTD (1)· patent assignee history

2021Based in Chuo-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOYO BOSEKI	6	1997–2009
ZERIA PHARM CO LTD	1	2021

Locations

Location	Patents	Span
Otsu, JP	3	1997–1998
Shiga, JP	2	2008–2009
Chuo-ku, JP	1	2021
Ohtsu, JP	1	2001