Inventor

Tadayuki Ishikawa

Inventor

Hirakata, JP

Overview

1985–2017

Patent span

Performing operations

Primary field (CPC B)

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

H04Nprimary

H04NPictorial communication, e.g. television29%

B24DTools for grinding, buffing or sharpening21%

B23DPlaning14%

Y10TTechnical subjects covered by former us classification14%

C25DProcesses for the electrolytic or electrophoretic production of coatings7%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices7%

G09GArrangements or circuits for control of indicating devices using static means to present variable information7%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1985–1993Patents assigned to KOMATSU MFG CO LTD (4)· patent assignee history

1985–1993Based in Hirakata, JP· patent location history

1993Based in Osaka, JP· patent location history

2005–2017Patents assigned to SONY CORP (4)· patent assignee history

2005–2017Based in Tokyo, JP· patent location history

2014–2017Patents assigned to ISHIKAWA TADAYUKI (3)· patent assignee history

2014–2017Patents assigned to OISHI NORIAKI (3)· patent assignee history

2014–2017Patents assigned to VELTMAN MARK (3)· patent assignee history

2014Based in Kanagawa, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations