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Inventor

Shigehiko Aoki

Inventor
Tokyo, JP

Overview

4→
Patents
1986–1998
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

H05Bprimary
H05BElectric heating22%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles11%
C09KMaterials for miscellaneous applications, not provided for elsewhere11%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general11%
F16LPipes11%
G04BMechanically-driven clocks or watches11%
G09FDisplaying11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
5,838,644'Electroluminescent display and luminous timepiece dial'19985,726,531'Electroluminescent element'19985,552,668'Self-waterproofing electroluminescent device'19964,583,768'Flexible exhaust coupling'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986Patents assigned to MAZDA MOTOR (1)· patent assignee history
1986Based in Hiroshima, JP· patent location history
1996–1998Patents assigned to SEIKO PRECISION KK (3)· patent assignee history
1996–1998Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKO PRECISION KK31996–1998
MAZDA MOTOR11986
Locations
LocationPatentsSpan
Tokyo, JP31996–1998
Hiroshima, JP11986