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Inventor

Yuichi Kasahara

Inventor
Saitama, JP

Overview

2→
Patents
2007–2009
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

B21Bprimary
B21BRolling of metal20%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys20%
H04BTransmission20%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
7,515,436'Communication unit'20097,308,750'Method of manufacturing a magnesium diaphragm'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to PIONEER CORP (1)· patent assignee history
2007Patents assigned to PIONEER TOHOKU CORP (1)· patent assignee history
2007Based in Yamagata, JP· patent location history
2009Patents assigned to CELL CROSS CORP (1)· patent assignee history
2009Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CELL CROSS CORP12009
PIONEER CORP12007
PIONEER TOHOKU CORP12007
Locations
LocationPatentsSpan
Saitama, JP12009
Yamagata, JP12007