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Inventor

Kagehiro Nagao

Inventor
Kanagawa, JP

Overview

2→
Patents
2004–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B60Rprimary
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for20%
E21FSafety devices, transport, filling-up, rescue, ventilation, or draining in or of mines or tunnels20%
F24FAir-conditioning20%
G06TImage data processing or generation, in general20%
H04NPictorial communication, e.g. television20%
PatentTitleYear
10,972,716Calibration method and measurement tool20216,724,917'Control apparatus for ventilating a tunnel'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004Based in Saitama, JP· patent location history
2021Patents assigned to AOKI SHIN (1)· patent assignee history
2021Patents assigned to KIKUCHI NAOKI (1)· patent assignee history
2021Patents assigned to KISHIWADA JUN (1)· patent assignee history
2021Patents assigned to NAGAO KAGEHIRO (1)· patent assignee history
2021Patents assigned to RICOH CO LTD (1)· patent assignee history
2021Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AOKI SHIN12021
KIKUCHI NAOKI12021
KISHIWADA JUN12021
NAGAO KAGEHIROself12021
RICOH CO LTD12021
Locations
LocationPatentsSpan
Kanagawa, JP12021
Saitama, JP12004