Inventor

Masaru Arakawa

Inventor

Chigasaki, JP

Overview

8→

Patents

1984–2006

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 8 as inventor

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

F16Fprimary

F16FSprings14%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%

E05FDevices for moving wings into open or closed position10%

E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof10%

F16HGearing10%

Y10TTechnical subjects covered by former us classification10%

B29CShaping or joining of plastics5%

B29LIndexing scheme associated with subclass b29c, relating to particular articles5%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for5%

E05CBolts or fastening devices for wings, specially for doors or windows5%

PatentTitleYear

7,065,829'Damper device'2006 4,893,522'Rotary damper'1990 4,704,059'Screw grommet'1987 4,701,229'Method of high frequency welding'1987 4,691,589'Viscous rotary damper'1987 4,691,811'Rotary damper'1987 4,660,871'Cam groove latch device'1987 4,484,378'Binder for binding a bundle of elongated bodies'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2006Patents assigned to NIFCO INC (8)· patent assignee history

1984–1990Based in Chigasaki, JP· patent location history

2006Based in Suita, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIFCO INC	8	1984–2006

Locations

Location	Patents	Span
Chigasaki, JP	7	1984–1990
Suita, JP	1	2006