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Inventor

Alexander Frey

Inventor
Wayzata, MN, US

Overview

48→
Patents
1983–2021
Patent span
Physics
Primary field (CPC G)

Patents· 48 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Fprimary
G06FElectric digital data processing16%
G01NInvestigating or analysing materials by determining their chemical or physical properties13%
H01LSemiconductor devices10%
H10HInorganic light-emitting semiconductor devices having potential barriers6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
G11CStatic stores4%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h104%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms3%
G01BMeasuring length, thickness or similar linear dimensions3%
G06TImage data processing or generation, in general3%
PatentTitleYear
11,094,845Method of producing light-emitting diode chips and light-emitting diode chip202111,081,615Protection method for through-holes of a semiconductor wafer202110,853,971Method for determining the exposure time for a 3D recording202010,502,554Process and device for determining the 3D coordinates of an object201910,411,155Method of producing optoelectronic semiconductor chips2019D0854062Drill bit201910,354,865Method for producing a nitride compound semiconductor device20199,995,703Device similar to electrochemical camera and method for producing device20189,923,116'Method for producing solar cells having simultaneously etched-back doped regions'20189,490,389'Method for producing optoelectronic semiconductor chips'20169,484,490'Epitaxy substrate, method for producing an epitaxy substrate and optoelectronic semiconductor chip comprising an epitaxy substrate'20169,466,759'Optoelectronic device and method for producing an optoelectronic device'20169,293,640'Method for producing an optoelectronic semiconductor chip and optoelectronic semiconductor chip'20168,916,035'Arrangement and method using microsensors for measuring cell vitalities'20148,916,827'Device and system for selectively detecting gas components or concentrations of gas components in gas to be analyzed and method for operating such device'20148,702,921'Biosensors array and method for operating a biosensor array'20148,480,877'Sensor arrangement comprising an electrode for detecting diffused loaded particles'20138,330,803'Method and apparatus for 3D digitization of an object'20128,151,444'Method for manufacturing connecting device for randomly connecting a number of transmitters and receivers'20128,094,322'Method and apparatus for the determination of the 3D coordinates of an object'20128,067,249'Method for functionalizing biosensor chips'20117,914,655'Potentiostatic circuit arrangement on a biosensor for digitisation of the measured current'20117,756,560'Sensor arrangement and method for operating a sensor arrangement'20107,670,557'Planar sensor arrangement, sensor array and method for the production of a planar-sensor arrangement'20107,432,068'Biosensor and method for detecting macromolecular biopolymers using a biosensor'20087,210,001'Methods of and apparatus for efficient buffer cache utilization'20077,149,847'RAID 6 disk array architectures'20067,123,029'Circuit arrangement, electrochemical sensor, sensor arrangement, and method for processing a current signal provided via a sensor electrode'20066,922,688'Computer system storage'20056,922,081'Electronic circuit, sensor arrangement and method for processing a sensor signal'20056,822,916'Read/write amplifier having vertical transistors for a DRAM memory'20046,768,686'Read/write amplifier for a DRAM memory cell, and DRAM memory'20046,742,137'Object oriented fault tolerance'20046,725,392'Controller fault recovery system for a distributed file system'20046,714,949'Dynamic file system configurations'20046,530,036'Self-healing computer system storage'20036,452,850'Read amplifier subcircuit for a DRAM memory'20026,449,731'Self-healing computer system storage'20026,445,609'Integrated DRAM memory cell and DRAM memory'20026,427,212'Data fault tolerance software apparatus and method'20026,029,168'Decentralized file mapping in a striped network file system in a distributed computing environment'20005,230,047'Method for balancing of distributed tree file structures in parallel computing systems to enable recovery after a failure'19935,201,044'Data processing method for file status recovery includes providing a log file of atomic transactions that may span both volatile and non volatile memory'19935,181,017'Adaptive routing in a parallel computing system'19935,130,992'File-based redundant parity protection in a parallel computing system'19925,083,229'Disk drive with minimized head-arm excursions'19924,638,449'Multiplier architecture'19874,399,507'Instruction address stack in the data memory of an instruction-pipelined processor'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1993Patents assigned to IBM (7)· patent assignee history
1992–1993Based in Pasadena, CA, US· patent location history
2000–2007Based in Wayzata, MN, US· patent location history
2004–2007Patents assigned to ADAPTEC INC (6)· patent assignee history
2005–2014Based in Taufkirchen, DE· patent location history
2006–2014Patents assigned to SIEMENS AG (10)· patent assignee history
2011–2018Patents assigned to FREY ALEXANDER (9)· patent assignee history
2012–2018Based in München, DE· patent location history
2016–2021Patents assigned to OSRAM OPTO SEMICONDUCTORS GMBH (7)· patent assignee history
2016–2021Based in Lappersdorf, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SIEMENS AG102006–2014
FREY ALEXANDERself92011–2018
IBM71983–1993
OSRAM OPTO SEMICONDUCTORS GMBH72016–2021
ADAPTEC INC62004–2007
Locations
LocationPatentsSpan
Wayzata, Minnesota, US72000–2007
Taufkirchen, DE52005–2014
Pasadena, California, US51992–1993
Lappersdorf, DE42016–2021
München, DE42012–2018