Inventor · disambiguated record
Osamu Baba
Also filed as: BABA OSAMU
17 granted patents·3 pending applications·138 citations·filing 1977–2017
93Inventor score
Files withFUJITSU QUANTUM DEVICES LTD12ANEGAWA OSAMU2BABA OSAMU2EUDYNA DEVICES INC1OKUMA MACHINERY WORKS LTD1
Top patents by PatentIndex Score
20 records- 0183US6900482B2Semiconductor device having divided active regions with comb-teeth electrodes thereonFUJITSU QUANTUM DEVICES LTD·Filed 2002·Granted May 31, 2005·35 cites·10 claims
- 0275US8264279B2Electronic circuitANEGAWA OSAMU·Filed 2011·Granted Sep 11, 2012·7 cites·10 claims
- 0374US6774484B2High frequency semiconductor deviceFUJITSU QUANTUM DEVICES LTD·Filed 2002·Granted Aug 10, 2004·22 cites·6 claims
- 0471US6489671B2Semiconductor integrated circuit having three-dimensional interconnection linesFUJITSU QUANTUM DEVICES LTD·Filed 2002·Granted Dec 3, 2002·19 cites·20 claims
- 0566US6712284B2High frequency semiconductor deviceFUJITSU QUANTUM DEVICES LTD·Filed 2002·Granted Mar 30, 2004·14 cites·20 claims
- 0658US7561001B2Electronic oscillator circuit deviceEUDYNA DEVICES INC·Filed 2007·Granted Jul 14, 2009·2 cites·5 claims
- 0758US6529051B2Frequency multiplier without spurious oscillationFUJITSU QUANTUM DEVICES LTD·Filed 2001·Granted Mar 4, 2003·6 cites·25 claims
- 0857US6825809B2High-frequency semiconductor deviceFUJITSU QUANTUM DEVICES LTD·Filed 2002·Granted Nov 30, 2004·11 cites·21 claims
- 0951US6853054B2High frequency semiconductor deviceFUJITSU QUANTUM DEVICES LTD·Filed 2002·Granted Feb 8, 2005·5 cites·10 claims
- 1050US6747299B2High frequency semiconductor deviceFUJITSU QUANTUM DEVICES LTD·Filed 2002·Granted Jun 8, 2004·4 cites·12 claims
- 1148US6600381B2Microwave voltage-controlled-oscillatorFUJITSU QUANTUM DEVICES LTD·Filed 2001·Granted Jul 29, 2003·3 cites·10 claims
- 1246US9449920B2Electronic deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Sep 20, 2016·0 cites·9 claims
- 1345US4138633APosition control apparatus for circular tablesOKUMA MACHINERY WORKS LTD·Filed 1977·Granted Feb 6, 1979·9 cites·3 claims
- 1443US6787909B2High frequency semiconductor deviceFUJITSU QUANTUM DEVICES LTD·Filed 2002·Granted Sep 7, 2004·1 cites·12 claims
- 1538US8543078B2Harmonic mixer circuitANEGAWA OSAMU·Filed 2011·Granted Sep 24, 2013·0 cites·11 claims
- 1636US6580166B2High frequency semiconductor deviceFUJITSU QUANTUM DEVICES LTD·Filed 2002·Granted Jun 17, 2003·0 cites·19 claims
- 1735US8519805B2Electronic circuitBABA OSAMU·Filed 2011·Granted Aug 27, 2013·0 cites·9 claims
- 1835US2002140052A1High frequency semiconductor deviceFUJITSU QUANTUM DEVICES LTD·Filed 2002·Application pending·0 cites
- 1934US2019033714A1Resin composition, cured relief pattern thereof, and method for manufacturing semiconductor electronic component or semiconductor equipment using the sameTORAY INDUSTRIES·Filed 2017·Application pending·0 cites
- 2032US2012026109A1Mobile terminal device, method of controlling mobile terminal device, and storage mediumBABA OSAMU·Filed 2010·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Osamu Baba files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →