US Patent
Patent No. US 11381907
Published on Jul 5, 2022
Application No. 17/234939
Filed on Apr 20, 2021
Priority Date -
Inventor/Applicants
3Rollow, IV, J. Douglas - San Francisco, CA US
Reichert, Lance - San Francisco, CA US
Voss, Daniel - Hannover, DE
Classification
International:4
H04R 3/00
H04R 1/40;
H04R 3/04;
H04R 1/02;
Field of Search 2
381/92
381/91;
Examiner
Hamid, Ammar T