Inventor · San Mateo, CA, US

John Heanue

78Patents
19h-index
64Co-inventors
87Inventor score

Filing activity: Aug 4, 1994 → Apr 18, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6081499A Magneto-optical data storage system having an optical-processing flying head Physics 180 Expired
US5450218A Method for encoding and decoding digital data in holographic storage media Physics 61 Expired
US5995251A Apparatus for holographic data storage Physics 57 Expired
US6360035B1 Optical head using micro-machined elements Physics 52 Expired
US6075673A Composite slider design Physics 51 Expired
US8502148B2 Single particle QCL-based mid-IR spectroscopy system with analysis of scattering Physics 51 Active
US6914916B2 Tunable controlled laser array Electricity 42 Expired
US8981298B2 System and method for pathogen detection and identification Physics 38 Active
US8941062B2 System for identifying and sorting living cells Physics 37 Active
US5850375A System and method using optical fibers in a data storage and retrieval system Physics 33 Expired
US6910780B2 Laser and laser signal combiner Electricity 30 Expired
US9003869B2 Use of vibrational spectroscopy for DNA content inspection Physics 29 Active
US6044056A Flying optical head with dynamic mirror Physics 24 Expired
US6034938A Data storage system having an optical processing flying head Physics 24 Expired
US6049430A High numerical aperture objective lens manufacturable in wafer form Physics 23 Expired
US9683922B2 Use of vibrational spectroscopy for DNA content inspection Physics 22 Active
US6301403A Optical microswitch with rotary electrostatic microactuator Physics 22 Expired
US10175159B2 Use of vibrational spectroscopy for DNA content inspection Physics 21 Active
US5877873A Differential video image compression in holographic media Physics 21 Expired
US6212151A Optical switch with coarse and fine deflectors Physics 18 Expired
US6104511A Reflector-based off-axis optical system for holographic storage Physics 18 Expired
US6587421B1 Refractive index matching means coupled to an optical fiber for eliminating spurious light Physics 16 Expired
US8346037B2 Micromechanically aligned optical assembly Emerging Cross-Sectional Technologies 14 Active
US6226233A Magneto-optical system utilizing MSR media Physics 14 Expired
US5940514A Encrypted holographic data storage based on orthogonal phase code multiplexing Physics 12 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.