Propeller blade
Latest JAPAN AEROSPACE EXPLORATION AGENCY Patents:
- Electric aircraft and attitude control method therefor
- Aircraft with boundary layer ingestion device having center position between center position of fuselage and center position of rear end portion of fuselage
- Method for controlling fuel cell device
- Leading-edge high-lift device, wing, aircraft, and buffering member
- Electric propulsion system control device
Description
Claims
The ornamental design for a propeller blade, as shown and described.
Referenced Cited
U.S. Patent Documents
| D252390 | July 17, 1979 | Voisard |
| D353572 | December 20, 1994 | Schlangen |
| D431627 | October 3, 2000 | Etschel |
| D436647 | January 23, 2001 | Etschel |
| D561679 | February 12, 2008 | Wai |
| D576541 | September 9, 2008 | Kiceniuk |
| D723997 | March 10, 2015 | Foreman |
| D751026 | March 8, 2016 | Tao |
| D755703 | May 10, 2016 | Hanscom |
| D761184 | July 12, 2016 | Xiao |
| D790430 | June 27, 2017 | Ali |
| D792318 | July 18, 2017 | Du |
| D798219 | September 26, 2017 | Xiao |
| D820917 | June 19, 2018 | Perryman |
| 20090220347 | September 3, 2009 | Ball |
| 20120189457 | July 26, 2012 | Occhipinti |
Patent History
Patent number: D885298
Type: Grant
Filed: Feb 28, 2019
Date of Patent: May 26, 2020
Assignee: JAPAN AEROSPACE EXPLORATION AGENCY (Tokyo)
Inventor: Eiji Shima (Tokyo)
Primary Examiner: Michelle E. Wilson
Assistant Examiner: Clese Moore, Jr.
Application Number: 29/681,929
Type: Grant
Filed: Feb 28, 2019
Date of Patent: May 26, 2020
Assignee: JAPAN AEROSPACE EXPLORATION AGENCY (Tokyo)
Inventor: Eiji Shima (Tokyo)
Primary Examiner: Michelle E. Wilson
Assistant Examiner: Clese Moore, Jr.
Application Number: 29/681,929
Classifications
Current U.S. Class:
Propeller (D12/214)