Door controller
Latest TMT AUTOMATION INC. Patents:
Description
The broken lines in the drawings illustrate portions of the door controller that form no part of the claimed design.
Claims
The ornamental design for a door controller, as shown and described.
Referenced Cited
U.S. Patent Documents
D409203 | May 4, 1999 | Morimiya |
D460452 | July 16, 2002 | Yoshie |
D478577 | August 19, 2003 | Kolls |
D494156 | August 10, 2004 | Chen |
D638827 | May 31, 2011 | Daniel |
D704175 | May 6, 2014 | Arvidsson |
D734306 | July 14, 2015 | Appleton |
D841610 | February 26, 2019 | Novin |
D881837 | April 21, 2020 | Xu |
D888699 | June 30, 2020 | Xiang |
D889448 | July 7, 2020 | Xiang |
20170055135 | February 23, 2017 | Jimenez |
Patent History
Patent number: D898690
Type: Grant
Filed: May 23, 2019
Date of Patent: Oct 13, 2020
Assignee: TMT AUTOMATION INC. (Taipei)
Inventor: Hung-Wei Lan (Taipei)
Primary Examiner: Selina Sikder
Application Number: 29/692,222
Type: Grant
Filed: May 23, 2019
Date of Patent: Oct 13, 2020
Assignee: TMT AUTOMATION INC. (Taipei)
Inventor: Hung-Wei Lan (Taipei)
Primary Examiner: Selina Sikder
Application Number: 29/692,222
Classifications