Inventor

Masaaki Yasui

Inventor

Yokohama, JP

Overview

4→

Patents

1982–2003

Patent span

Human necessities

Primary field (CPC A)

Patents· 4 as inventor

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

A23Cprimary

A23CDairy products, e.g. milk, butter or cheese15%

A61KPreparations for medical, dental or toiletry purposes15%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations15%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%

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%

F02KJet-propulsion plants8%

G11BInformation storage based on relative movement between record carrier and transducer8%

Y10TTechnical subjects covered by former us classification8%

PatentTitleYear

6,596,301'Anti-stress drugs and functional foods having anti-stress effects'2003 6,284,243'Physiologically functional food having brain function-improving, learning ability-enhancing, and memory-enhancing functions'2001 5,641,123'Expandable nozzle mechanism for a rocket engine'1997 4,363,850'Magnetic recording medium'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Patents assigned to HITACHI MAXELL (1)· patent assignee history

1982Based in Kyoto, JP· patent location history

1997Patents assigned to MITSUBISHI HEAVY IND LTD (1)· patent assignee history

1997Based in Komaki, JP· patent location history

2001–2003Patents assigned to CALPIS CO LTD (2)· patent assignee history

2001Based in Kanagawa, JP· patent location history

2003Patents assigned to GROUPE DANONE SA (1)· patent assignee history

2003Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CALPIS CO LTD	2	2001–2003
GROUPE DANONE SA	1	2003
HITACHI MAXELL	1	1982
MITSUBISHI HEAVY IND LTD	1	1997

Locations

Location	Patents	Span
Yokohama, JP	1	2003
Kanagawa, JP	1	2001
Komaki, JP	1	1997
Kyoto, JP	1	1982