LexDanaLexDanabeta
Inventor

Takako Fukuyama

Inventor
Narita, JP

Overview

1→
Patents
2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B66Bprimary
B66BElevators100%
PatentTitleYear
10,889,465Mechanical hoistway access control device2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to OTIS ELEVATOR CO (1)· patent assignee history
2021Based in Narita, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OTIS ELEVATOR CO12021
Locations
LocationPatentsSpan
Narita, JP12021