-
-
-
Tunable resonator
-
Patent number 11,092,078
-
Issue date Aug 17, 2021
-
Pratt & Whitney Canada Corp.
-
Ninad Joshi
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
-
-
-
-
-
-
-
-
Muffler
-
Patent number 9,388,719
-
Issue date Jul 12, 2016
-
Futaba Industrial Co., Ltd.
-
Katsuhiko Kainuma
-
B60 - VEHICLES IN GENERAL
-
-
-
-
Multiple Helmholtz resonators
-
Patent number 8,418,804
-
Issue date Apr 16, 2013
-
King Fahd University of Petroleum & Minerals
-
Muhammad A. Hawwa
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
-
Muffler apparatus for vehicle
-
Patent number 7,967,107
-
Issue date Jun 28, 2011
-
Hyundai Motor Company
-
Hak-Son Han
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES