Inventor · disambiguated record
Frederick Y. Cho
Also filed as: CHO FREDERICK Y · CHO FREDERICK Y T · CHO FREDERICK YI-TUNG
34 granted patents·2 pending applications·805 citations·filing 1974–2001
98Inventor score
Top patents by PatentIndex Score
36 records- 0196US4652290AMethod for making optical channel waveguides and product manufactured therebyMOTOROLA INC·Filed 1983·Granted Mar 24, 1987·116 cites·10 claims
- 0295US4701008AOptical waveguide including superstrate of niobium or silicon oxynitride and method of making sameMOTOROLA INC·Filed 1984·Granted Oct 20, 1987·116 cites·6 claims
- 0389US5237235ASurface acoustic wave device packageMOTOROLA INC·Filed 1991·Granted Aug 17, 1993·69 cites·18 claims
- 0481US5265267AIntegrated circuit including a surface acoustic wave transformer and a balanced mixerMOTOROLA INC·Filed 1991·Granted Nov 23, 1993·69 cites·19 claims
- 0581US4626775ARadio frequency probing apparatus for surface acoustic wave devicesUS AIR FORCE·Filed 1984·Granted Dec 2, 1986·43 cites·20 claims
- 0680US5212115AMethod for microelectronic device packaging employing capacitively coupled connectionsMOTOROLA INC·Filed 1991·Granted May 18, 1993·72 cites·15 claims
- 0779US3931597AApparatus and method for phase-encoded surface wave devicesMAGNAVOX CO·Filed 1974·Granted Jan 6, 1976·24 cites·18 claims
- 0875US4434383ATemperature stable surface acoustic wave deviceMOTOROLA INC·Filed 1983·Granted Feb 28, 1984·18 cites·9 claims
- 0970USD359960SClip-on earpiece for a portable handset telephoneMOTOROLA INC·Filed 1994·Granted Jul 4, 1995·15 cites·1 claims
- 1070US4450374AOxygen-plasma passivated and low scatter acoustic wave devicesMOTOROLA INC·Filed 1982·Granted May 22, 1984·15 cites·3 claims
- 1168US4506239ACompound surface acoustic wave matched filtersMOTOROLA INC·Filed 1982·Granted Mar 19, 1985·15 cites·13 claims
- 1267US5296824ALow loss wide bandwidth parallel channel acoustic filterMOTOROLA INC·Filed 1991·Granted Mar 22, 1994·20 cites·27 claims
- 1366US5254962ACombined acoustic wave device and ceramic block filter structureMOTOROLA INC·Filed 1992·Granted Oct 19, 1993·20 cites·20 claims
- 1462US5047363AMethod and apparatus for reducing heterostructure acoustic charge transport device saw drive power requirementsMOTOROLA INC·Filed 1990·Granted Sep 10, 1991·14 cites·5 claims
- 1557US4400640ATemperature stable cuts of quartzMOTOROLA INC·Filed 1982·Granted Aug 23, 1983·10 cites·5 claims
- 1655US5420472AMethod and apparatus for thermal coefficient of expansion matched substrate attachmentMOTOROLA INC·Filed 1994·Granted May 30, 1995·12 cites·20 claims
- 1755US4668909APiezoelectric material testing method and apparatusUS AIR FORCE·Filed 1984·Granted May 26, 1987·15 cites·20 claims
- 1853US5414214AResistance heated, sealed microfabricated device package method and apparatusMOTOROLA INC·Filed 1994·Granted May 9, 1995·22 cites·18 claims
- 1953US4686111APassivated and low scatter acoustic wave devices and method thereofMOTOROLA INC·Filed 1984·Granted Aug 11, 1987·9 cites·1 claims
- 2048US5635883AAcoustic wave filter with filter-shaping element and methodMOTOROLA INC·Filed 1995·Granted Jun 3, 1997·10 cites·19 claims
- 2147US5270606AProcessing robust acoustic reflectorsMOTOROLA INC·Filed 1991·Granted Dec 14, 1993·10 cites·17 claims
- 2246US4546283AConductor structure for thick film electrical deviceUS AIR FORCE·Filed 1984·Granted Oct 8, 1985·15 cites·20 claims
- 2345US5389806AApparatus for reducing heterostructure acoustic charge transport device saw drive power requirementsMOTOROLA INC·Filed 1992·Granted Feb 14, 1995·7 cites·2 claims
- 2445US5212420AMethod and apparatus for surface acoustic wave reflector gratingMOTOROLA INC·Filed 1991·Granted May 18, 1993·8 cites·22 claims
- 2545US2002108954A1Pop-top can with easy-to-lift pull tabFiled 2001·Application pending·0 cites
- 2644US5475311AIonization gas analyzer and methodMOTOROLA INC·Filed 1994·Granted Dec 12, 1995·11 cites·23 claims
- 2744US4612274AElectron beam/optical hybrid lithographic resist process in acoustic wave devicesMOTOROLA INC·Filed 1985·Granted Sep 16, 1986·11 cites·5 claims
- 2843US2003026611A1Camera that takes two simultaneous pictures one of which is a picture of the photographerFiled 2001·Application pending·0 cites
- 2941US5514626AMethod for reducing heterostructure acoustic charge transport device saw drive power requirementsMOTOROLA INC·Filed 1994·Granted May 7, 1996·5 cites·21 claims
- 3040US5301420AMethod for manufacturing a light weight circuit moduleMOTOROLA INC·Filed 1993·Granted Apr 12, 1994·12 cites·21 claims
- 3140US5119172AMicroelectronic device package employing capacitively coupled connectionsMOTOROLA INC·Filed 1991·Granted Jun 2, 1992·12 cites·9 claims
- 3234US5327626AMethod for processing robust acoustic reflectorsMOTOROLA INC·Filed 1992·Granted Jul 12, 1994·3 cites·20 claims
- 3333US5155406AMultiple nearest neighbor filter bankMOTOROLA INC·Filed 1991·Granted Oct 13, 1992·3 cites·10 claims
- 3433US5073807AMethod and apparatus for achieving multiple acoustic charge transport device input contactsMOTOROLA INC·Filed 1990·Granted Dec 17, 1991·3 cites·13 claims
- 3530US5070271AMulti-dimensional acoustic charge transport deviceMOTOROLA INC·Filed 1990·Granted Dec 3, 1991·1 cites·16 claims
- 3629USRE35191EMethod for reducing heterostructure acoustic charge transport device SAW drive power requirementsMOTOROLA INC·Filed 1992·Granted Mar 26, 1996·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →