Inventor

Nobuhiro Itoh

Inventor
Saitama, JP

Overview

9→
Patents
1989–2011
Patent span
Electricity
Primary field (CPC H)

Patents· 9 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television44%
H04MTelephonic communication19%
B21BRolling of metal6%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%
H02JElectric power networks6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
Y10TTechnical subjects covered by former us classification6%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to MURATA MANUFACTURING CO (1)· patent assignee history
1989Based in Kyoto, JP· patent location history
1996Patents assigned to KAWASAKI STEEL CO (1)· patent assignee history
1996Based in Chiba, JP· patent location history
2006–2010Patents assigned to RICOH KK (5)· patent assignee history
2006–2011Based in Saitama, JP· patent location history
2011Patents assigned to RICOH CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK52006–2010
RICOH CO LTD22011
KAWASAKI STEEL CO11996
MURATA MANUFACTURING CO11989
Locations
LocationPatentsSpan
Saitama, JP72006–2011
Chiba, JP11996
Kyoto, JP11989