Inventor

Yuichi Sugiyama

Inventor
Tokyo, JP

Overview

9→
Patents
1991–2021
Patent span
Physics
Primary field (CPC G)

Patents· 9 as inventor

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

G06Fprimary
G06FElectric digital data processing13%
G06KGraphical data reading13%
H05KPrinted circuits9%
B41JTypewriters4%
F02BInternal-combustion piston engines4%
F02PIgnition, other than compression ignition, for internal-combustion engines4%
F16HGearing4%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
G06VImage or video recognition or understanding4%
G07GRegistering the receipt of cash, valuables, or tokens4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to MAZDA MOTOR (2)· patent assignee history
1991Based in Hiroshima, JP· patent location history
2021Patents assigned to SEIKO EPSON CORP (3)· patent assignee history
2021Patents assigned to TAIYO YUDEN KK (2)· patent assignee history
2021Patents assigned to HITACHI LTD (1)· patent assignee history
2021Patents assigned to ROLAND DG CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history
2021Based in Matsumoto, JP· patent location history
2021Based in Hamamatsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKO EPSON CORP32021
MAZDA MOTOR21991
TAIYO YUDEN KK22021
HITACHI LTD12021
ROLAND DG CORP12021
Locations
LocationPatentsSpan
Tokyo, JP32021
Matsumoto, JP32021
Hiroshima, JP21991
Hamamatsu, JP12021