Inventor
Mark R. Johnson
Inventor
Pasadena, CA, US
Overview
Patents· 40 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer13%
C07CAcyclic or carbocyclic compounds7%
G06FElectric digital data processing7%
Y10TTechnical subjects covered by former us classification6%
B60LPropulsion of electrically-propelled vehicles4%
B63CLaunching, hauling-out, or dry-docking of vessels4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
G01RMeasuring electric variables4%
G10LSpeech analysis techniques or speech synthesis4%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy4%
PatentTitleYear
11,111,716Anti-float systems and methods202110,295,584Systems and methods for measuring isolation resistance201910,161,981Isolation barrier fault detection circuit201810,164,296Battery module separator plates201810,147,981Sensor hold down finger of a battery module201810,099,562Cooling strategy for battery systems201810,027,994Interactive audio metadata handling20189,837,123Layered audio reconstruction system20179,613,660'Layered audio reconstruction system'20179,558,785'Layered audio coding and transmission'20179,167,220'Synchronized stream packing'20159,106,883'Context dependent multi-angle navigation technique for digital versatile discs'20158,678,870'Retractable swim fins'20148,646,106'Limited play optical article'20148,488,428'Enhanced security of optical article'20138,297,318'Check valve'20128,229,276'Limited play optical article'20128,051,441'Player-readable code on optical media'20118,011,363'Exhalation valve for use in a breathing device'20118,011,364'Exhalation valve for use in an underwater breathing device'20117,793,656'Underwater breathing devices and methods'20106,917,970'Method and program code for identifying new nodes on a bus following a reset'20056,901,463'Method and device for linking work requests with completion queue entries'20056,854,032'System for accessing a region of memory using remote address translation and using a memory window table and a memory region table'20056,823,449'Directory structure-based reading of configuration ROM'2004D0426210'Icon for a computer screen'20005,923,885'Acquisition and operation of remotely loaded software using applet modification of browser software'19995,476,961'One-pot process for the preparation of .alpha.-L-aspartyl-L-phenylalanine methyl ester hydrochloride'19955,326,908'Process for the preparation of asparagine'19945,183,937'Acetic acid recovery'19935,053,532'One-pot process for the preparation of .alpha.-L-aspartyl-L-phenylalanine methyl ester hydrochloride'19914,861,927'Dehydrohalogenation of ring-halogenated .alpha.-halocumenes'19894,704,470'Polymerizable antioxidants from isocyanatoalkyl esters of unsaturated carboxylic acids'19874,690,995'Copolymers containing high concentrations of phenol antioxidant units'19874,593,103'Polyoxazoline compounds'19864,539,159'Process for reaction of mercaptophenols with vinyl compounds'19854,504,628'Polymerizable UV light stabilizers from isocyanatoalkyl esters of unsaturated carboxylic acids'19854,341,442'Fiber optical transmission filter with double-refraction element'19824,338,162'Inhibitor for the polymerization of a 2-isocyanatoalkyl ester of an .alpha. , .beta.-ethylenically unsaturated carboxylic acid'19824,250,923'Shift actuator for a multi-speed transmission'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1989Patents assigned to DOW CHEMICAL CO (7)· patent assignee history
1985–1987Based in Breckenridge, MI, US· patent location history
1989–1994Based in Grayslake, IL, US· patent location history
1999–2005Patents assigned to SUN MICROSYSTEMS INC (6)· patent assignee history
2010–2014Based in Sandy, UT, US· patent location history
2011–2018Based in Pasadena, CA, US· patent location history
2012–2015Patents assigned to JOHNSON MARK ROGERS (5)· patent assignee history
2017–2018Patents assigned to DTS INC (4)· patent assignee history
2018–2019Patents assigned to JOHNSON CONTROLS TECH CO (5)· patent assignee history
2018–2019Based in Milwaukee, WI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DOW CHEMICAL CO | 7 | 1982–1989 |
| SUN MICROSYSTEMS INC | 6 | 1999–2005 |
| JOHNSON CONTROLS TECH CO | 5 | 2018–2019 |
| JOHNSON MARK ROGERSself | 5 | 2012–2015 |
| DTS INC | 4 | 2017–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pasadena, California, US | 9 | 2011–2018 |
| Milwaukee, WI, US | 5 | 2018–2019 |
| Sandy, UT, US | 5 | 2010–2014 |
| Breckenridge, MI, US | 5 | 1985–1987 |
| Grayslake, Illinois, US | 3 | 1989–1994 |