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Inventor

Isao Akiyama

Inventor
Takasaki, JP

Overview

2→
Patents
1983–1990
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G01Cprimary
G01CMeasuring distances, levels or bearings25%
G01DMeasuring not specially adapted for a specific variable25%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock25%
H01PWaveguides25%
PatentTitleYear
4,901,044'Distributed-constant filter'19904,387,299'Travel-distance signal generator for vehicles'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to YAZAKI CORP (1)· patent assignee history
1983Based in Shimada, JP· patent location history
1990Patents assigned to TAIYO YUDEN KK (1)· patent assignee history
1990Based in Takasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAIYO YUDEN KK11990
YAZAKI CORP11983
Locations
LocationPatentsSpan
Takasaki, JP11990
Shimada, JP11983