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Inventor

Susumu Matsunaga

Inventor
Kurashiki, JP

Overview

4→
Patents
1998–2013
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds25%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds25%
G11BInformation storage based on relative movement between record carrier and transducer25%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers25%
PatentTitleYear
8,588,451'Electret condenser microphone'20138,119,749'Method of taking (meth)acrylic ester polymer out of liquid reaction mixture'20126,156,869'Method for producing polyamides'20005,737,283'Reproducing method and apparatus using absolute time data'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Based in Kanagawa, JP· patent location history
2000–2012Patents assigned to KURARAY CO (2)· patent assignee history
2000–2012Based in Kurashiki, JP· patent location history
2012–2013Patents assigned to MATSUNAGA SUSUMU (2)· patent assignee history
2012Patents assigned to HAMADA KENICHI (1)· patent assignee history
2012Patents assigned to KATO MASAJI (1)· patent assignee history
2013Patents assigned to AUDIO TECHNICA KK (1)· patent assignee history
2013Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KURARAY CO22000–2012
MATSUNAGA SUSUMUself22012–2013
AUDIO TECHNICA KK12013
HAMADA KENICHI12012
KATO MASAJI12012
Locations
LocationPatentsSpan
Kurashiki, JP22000–2012
Tokyo, JP12013
Kanagawa, JP11998