Inventor

Makoto Tsutsumi

Inventor

Hirakata, JP

Overview

5→

Patents

1990–2013

Patent span

Electricity

Primary field (CPC H)

Patents· 5 as inventor

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

H03Hprimary

H03HImpedance networks, e.g. resonant circuits50%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein17%

G06TImage data processing or generation, in general17%

H04NPictorial communication, e.g. television17%

PatentTitleYear

8,498,443'Watermark information embedding device, watermark information processing system, watermark information embedding method, and program'2013 6,661,935'Optical signal processing apparatus and method'2003 5,289,143'Magnetostatic wave device'1994 5,191,308'Magnetostrictive wave device having a higher maximum cut-off band elimination filter'1993 4,939,488'Magnetostatic wave device'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2003Patents assigned to MURATA MANUFACTURING CO (4)· patent assignee history

1990–2003Based in Hirakata, JP· patent location history

2013Patents assigned to AT COMM CO LTD (1)· patent assignee history

2013Patents assigned to NAKAYAMA SHIGERU (1)· patent assignee history

2013Patents assigned to ONO SATOSHI (1)· patent assignee history

2013Patents assigned to TSUTSUMI MAKOTO (1)· patent assignee history

2013Based in Kagoshima, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MURATA MANUFACTURING CO	4	1990–2003
AT COMM CO LTD	1	2013
NAKAYAMA SHIGERU	1	2013
ONO SATOSHI	1	2013
TSUTSUMI MAKOTOself	1	2013

Locations

Location	Patents	Span
Hirakata, JP	4	1990–2003
Kagoshima, JP	1	2013