Inventor

Susumu Otsuki

Inventor

Yamato, JP

Overview

10→

Patents

1985–2010

Patent span

Electricity

Primary field (CPC H)

Patents· 10 as inventor

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

H04Mprimary

H04MTelephonic communication24%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein18%

H04BTransmission12%

H05KPrinted circuits12%

A45FTravelling or camp equipment: sacks or packs carried on the body6%

H01HElectric switches6%

H01QAntennas, i.e. radio aerials6%

H01RElectrically-conductive connections6%

H04NPictorial communication, e.g. television6%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

PatentTitleYear

7,746,323'5-directional key operation device'2010 7,331,724'Camera-equipped portable device'2008 6,795,719'Microphone assembly for a portable telephone with a foldable flap element'2004 6,731,959'Portable telephone set with hinged lid'2004 6,127,933'Portable communication terminal'2000 5,426,440'Retractable antenna device having a rodlike antenna and a helix antenna which is electrically isolated from the rodlike antenna in the retracted condition of the antenna device'1995 5,400,160'Display means for apparatus with transparent panel fixed to LCD panel via elastic packing with ridges in zig zag pattern'1995 5,274,486'Device for holding liquid crystal display panel'1993 5,261,122'Portable electronic equipment with selectively removable exchange panel and clip'1993 4,558,396'Display device for portable type electrical equipment'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (9)· patent assignee history

1985–2010Based in Yamato, JP· patent location history

2000–2008Based in Kanagawa, JP· patent location history

2010Patents assigned to PANASONIC CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	9	1985–2008
PANASONIC CORP	1	2010

Locations

Location	Patents	Span
Yamato, JP	6	1985–2010
Kanagawa, JP	4	2000–2008