Richard E. Mach has been granted 9 US patents while listed as an inventor at IBM . The first was granted in 1989 and the most recent in May 2018. Richard E. Mach ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Richard E. Mach in Cary, IL, US.
Patents per Year Patents granted per year, 1989 to 2018 Bar chart with a peak of 2 patents in 2015. peak 2 1989: 1 patents 1989 1994: 1 patents 1994 1995: 1 patents 1995 2005: 1 patents 2005 2007: 1 patents 2007 2014: 1 patents 2014 2015: 2 patents 2015 2018: 1 patents 2018
Issued Patents All Time
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Showing 1–9 of 9 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
9979531 Method and apparatus for tuning a communication device for multi band operation Dale G. Schwent , Gregory R. Black 2018-05-22
$26,541,000
8948707 Duplex filter arrangements for use with tunable narrow band antennas having forward and backward compatibility Gregory R. Black 2015-02-03
$8,180,000
8929838 System and methods for adaptive antenna optimization Armin W. Klomsdorf , William P. Alberth, Jr. , Gregory R. Black 2015-01-06
$7,200,000
8902010 Microelectronic machine-based ariable William P. Alberth, Jr. , Gregory R. Black 2014-12-02
$2,969,000
7197291 Multimode receiver and method for controlling signal interference David Haub , Christopher Neil Kurby , Louis J. Vannatta 2007-03-27
$33,601,000
6944427 Reduced crossmodulation operation of a multimode communication device David Haub , Christopher Neil Kurby , Louis J. Vannatta 2005-09-13
$27,353,000
5430590 Spindle system for a disk drive Norman G. Ainslie , David W. Albrecht , James William Berberich , Daniel W. Chapman , Mats Engwall +1 more 1995-07-04
5328272 Spindle system for a disk drive Norman G. Ainslie , David W. Albrecht , James William Berberich , Daniel W. Chapman , Mats Engwall +1 more 1994-07-12
$13,187,000
4835637 Disk file with in-hub motor Patrick F. Merrell 1989-05-30
$20,973,000
