Alexander Frey
40Patents
13h-index
43Co-inventors
81Inventor score
Filing activity: Jun 30, 1981 → Mar 20, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6725392B1 | Controller fault recovery system for a distributed file system | Physics | 515 | Expired |
| US6029168A | Decentralized file mapping in a striped network file system in a distributed computing environment | Emerging Cross-Sectional Technologies | 297 | Expired |
| US5201044A | Data processing method for file status recovery includes providing a log file of atomic transactions that may span both volatile and non volatile memory | Physics | 263 | Expired |
| US5230047A | Method for balancing of distributed tree file structures in parallel computing systems to enable recovery after a failure | Physics | 129 | Expired |
| US5181017A | Adaptive routing in a parallel computing system | Electricity | 93 | Expired |
| US6922688B1 | Computer system storage | Emerging Cross-Sectional Technologies | 84 | Expired |
| US4399507A | Instruction address stack in the data memory of an instruction-pipelined processor | Physics | 76 | Expired |
| US5130992A | File-based redundant parity protection in a parallel computing system | Physics | 55 | Expired |
| US6742137B1 | Object oriented fault tolerance | Physics | 53 | Expired |
| US6714949B1 | Dynamic file system configurations | Emerging Cross-Sectional Technologies | 50 | Expired |
| US6530036B1 | Self-healing computer system storage | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6449731B1 | Self-healing computer system storage | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6427212B1 | Data fault tolerance software apparatus and method | Physics | 28 | Expired |
| US4638449A | Multiplier architecture | Physics | 13 | Expired |
| US7914655B2 | Potentiostatic circuit arrangement on a biosensor for digitisation of the measured current | Chemistry; Metallurgy | 10 | Active |
| US7149847B2 | RAID 6 disk array architectures | Physics | 9 | Expired |
| US7123029B2 | Circuit arrangement, electrochemical sensor, sensor arrangement, and method for processing a current signal provided via a sensor electrode | Physics | 6 | Expired |
| US6822916B2 | Read/write amplifier having vertical transistors for a DRAM memory | Electricity | 6 | Expired |
| US8094322B2 | Method and apparatus for the determination of the 3D coordinates of an object | Physics | 6 | Active |
| US6768686B2 | Read/write amplifier for a DRAM memory cell, and DRAM memory | Physics | 6 | Expired |
| US5083229A | Disk drive with minimized head-arm excursions | Physics | 5 | Expired |
| US7210001B2 | Methods of and apparatus for efficient buffer cache utilization | Physics | 5 | Expired |
| USD854062S1 | Drill bit | General | 5 | Active |
| US6922081B2 | Electronic circuit, sensor arrangement and method for processing a sensor signal | Physics | 5 | Expired |
| US8916035B2 | Arrangement and method using microsensors for measuring cell vitalities | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.