Inventor

SOMMERFELDT SCOTT D

US8 patents

⚠️ This page may combine multiple inventors who share the name “SOMMERFELDT SCOTT D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV BRIGHAM YOUNG

4 patents

US7272234B2Sep 18, 2007

Multi-channel active control system and method for the reduction of tonal noise from an axial fan

UNIV BRIGHAM YOUNG19 citations88

US11702832B2Jul 18, 2023

Vacuum-assisted toilet systems and methods of using the same

UNIV BRIGHAM YOUNG1 citations56

US11560704B2Jan 24, 2023

Noise reduction pipes, vacuum-assisted toilet systems including the same, and methods of using the same

UNIV BRIGHAM YOUNG0 citations47

US11408161B2Aug 9, 2022

Vacuum-assisted toilet systems and methods of using the same

UNIV BRIGHAM YOUNG0 citations45

COPLEY DAVID C

2 patents

US8340318B2Dec 25, 2012

Methods and systems for measuring performance of a noise cancellation system

COPLEY DAVID C14 citations79

US8068616B2Nov 29, 2011

Methods and systems for controlling noise cancellation

COPLEY DAVID C12 citations79

CATERPILLAR INC

1 patent

US7933420B2Apr 26, 2011

Methods and systems for determining the effectiveness of active noise cancellation

CATERPILLAR INC31 citations90

SOMMERFELDT SCOTT D

1 patent

US8270625B2Sep 18, 2012

Secondary path modeling for active noise control

SOMMERFELDT SCOTT D15 citations72