Inventor

Katsumi Matsuzaki

Inventor

Yokohama, JP

Overview

1976–2004

Patent span

Human necessities

Primary field (CPC A)

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

C07Cprimary

C07CAcyclic or carbocyclic compounds25%

A23BPreservation of foods, foodstuffs or non-alcoholic beverages8%

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

A23PShaping or working of foodstuffs, not fully covered by a single other subclass8%

A61KPreparations for medical, dental or toiletry purposes8%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%

B08BCleaning in general8%

B29BPreparation or pretreatment of the material to be shaped8%

C10BDestructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials8%

Y10TTechnical subjects covered by former us classification8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to NIPPON KOKAN KK (1)· patent assignee history

1976Based in Fukuyama, JP· patent location history

1981–1989Patents assigned to KAWASAKI KASEI CHEMICALS (3)· patent assignee history

1981–1985Based in Yokohama, JP· patent location history

1989Patents assigned to TAKEDA CHEMICAL INDUSTRIES LTD (1)· patent assignee history

1989Based in Nara, JP· patent location history

1989Based in Kawasaki, JP· patent location history

2004Patents assigned to AJINOMOTO KK (1)· patent assignee history

2004Based in Tokyo, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KAWASAKI KASEI CHEMICALS	3	1981–1989
AJINOMOTO KK	1	2004
NIPPON KOKAN KK	1	1976
TAKEDA CHEMICAL INDUSTRIES LTD	1	1989

Locations