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Inventor

Takeshi Suyama

Inventor
Kanagawa, JP

Overview

7→
Patents
1992–2019
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

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

G09Gprimary
G09GArrangements or circuits for control of indicating devices using static means to present variable information44%
G06FElectric digital data processing11%
H03FAmplifiers11%
H03GControl of amplification11%
H03KPulse technique11%
H10DInorganic electric semiconductor devices11%
PatentTitleYear
10,339,889Liquid crystal drive device and liquid crystal drive method20196,933,915'Semiconductor device for driving liquid crystal and liquid crystal display apparatus'20056,028,598'Liquid crystal driving power supply circuit'20005,880,630'Gain stage and offset voltage elimination method'19995,835,076'Pen input liquid crystal display capable of displaying high-contrast images in the absence of a pen input'19985,723,986'Level shifting circuit'19985,124,763'Insulated-gate type integrated circuit'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2019Patents assigned to TOSHIBA KK (7)· patent assignee history
1992–2005Based in Kawasaki, JP· patent location history
1998–2019Based in Kanagawa, JP· patent location history
2000Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA KK71992–2019
Locations
LocationPatentsSpan
Kanagawa, JP41998–2019
Kawasaki, JP21992–2005
Yokohama, JP12000