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Inventor

Qiulu Dai

Inventor
Reutlingen, DE

Overview

2→
Patents
2017
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G08Bprimary
G08BSignalling systems, e.g. personal calling systems67%
G07CTime or attendance registers33%
PatentTitleYear
9,811,986'Method and device for determining an unauthorized intrusion at a door'20179,799,209'Intrusion sensor for monitoring an entrance to a building to be monitored, and method'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017Patents assigned to BOSCH GMBH ROBERT (2)· patent assignee history
2017Based in Reutlingen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOSCH GMBH ROBERT22017
Locations
LocationPatentsSpan
Reutlingen, DE22017