WR

William A. Ryan

KE Knowles Electronics: 5 patents #58 of 325Top 20%
GI Gas Research Institute: 4 patents #48 of 808Top 6%
SC Sound Solutions International Co.: 1 patents #24 of 41Top 60%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #378,761 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10820083 Acoustic assembly having an acoustically permeable membrane John B. Szczech, Sandra F. Vos, Yu Du, Jose Salazar, Charles King 2020-10-27
9872116 Apparatus and method for detecting earphone removal and insertion Sarmad Qutub 2018-01-16
9712913 Acoustic sound adsorption material having attached sphere matrix Christian Lembacher, Heribert Bauer 2017-07-18
8798304 Acoustic valve mechanisms Thomas E. Miller, Joseph Heidenreich, Ryan S. Scott, Daniel J. Repplinger, James S. Collins 2014-08-05
8594347 Microphone having multiple transducer elements Michael Abry, Peter V. Loeppert 2013-11-26
8170244 Microphone having multiple transducer elements Michael Abry, Peter V. Loeppert 2012-05-01
7556568 Sports equipment swing training apparatus 2009-07-07
6991554 Sports equipment swing training apparatus and method of use 2006-01-31
5442931 Simplified adsorption heat pump using passive heat recuperation William M. Worek, Weixiang Zheng 1995-08-22
5291942 Multiple stage sorption and desorption process and apparatus 1994-03-08
5255534 System and process for operating and absorption cycle around a crystallization curve of the solution 1993-10-26
5216891 Solution flows in direct expansion lithium bromide air conditioner/heater 1993-06-08
4736871 Liquid measuring dispenser Dorian E. Luciani 1988-04-12