Inventor · disambiguated record
Akira Takayama
Also filed as: TAKAYAMA AKIRA
30 granted patents·3 pending applications·369 citations·filing 1979–2020
97Inventor score
Top patents by PatentIndex Score
33 records- 0185US6016170ADouble conversion television tunerALPS ELECTRIC CO LTD·Filed 1996·Granted Jan 18, 2000·78 cites·6 claims
- 0279US4823160AMethod and apparatus for loading/unloading a drum memberFUJITSU LTD·Filed 1987·Granted Apr 18, 1989·24 cites·16 claims
- 0377US5483209AReception band switching circuit with variable attenuation controlALPS ELECTRIC CO LTD·Filed 1994·Granted Jan 9, 1996·57 cites·3 claims
- 0474US6559899B1Digital blocks television tuner having simple baseband signal processing portionALPS ELECTRIC CO LTD·Filed 2000·Granted May 6, 2003·13 cites·4 claims
- 0573US5389176ARugged shaped sheet and process for manufacturing sameSUZUKI SOGYO KK·Filed 1993·Granted Feb 14, 1995·24 cites·22 claims
- 0671US5853854ARugged shaped sheet and process for manufacturing sameSUZUKI SOGYO KK·Filed 1997·Granted Dec 29, 1998·22 cites·16 claims
- 0768US6082636AWindow washer nozzle assembly having a favorable spray patternHONDA MOTOR CO LTD·Filed 1999·Granted Jul 4, 2000·24 cites·4 claims
- 0866US9751499B2Wiper bladeFUJIWARA MASARU·Filed 2011·Granted Sep 5, 2017·2 cites·9 claims
- 0960US4484162AMicrowave oscillatorALPS ELECTRIC CO LTD·Filed 1982·Granted Nov 20, 1984·14 cites·12 claims
- 1056US6163921AWiper system with translational motionMITSUBA CORP·Filed 1999·Granted Dec 26, 2000·15 cites·10 claims
- 1155US6624692B2Radio frequency amplifier with a waveguide filter for isolating amplifying elementsALPS ELECTRIC CO LTD·Filed 2001·Granted Sep 23, 2003·7 cites·19 claims
- 1254US8044720B2Amplification circuitALPS ELECTRIC CO LTD·Filed 2010·Granted Oct 25, 2011·2 cites·7 claims
- 1349US6272312B1Satellite broadcasting receiving tuner which inhibits interference caused by satellite broadcast signals having one octave higher frequency bandALPS ELECTRIC CO LTD·Filed 1999·Granted Aug 7, 2001·10 cites·3 claims
- 1445US12031974B2Blood clotting time measurement cartridge and blood clotting time measuring deviceAPEL CO LTD·Filed 2020·Granted Jul 9, 2024·0 cites·4 claims
- 1543US5276845AApparatus with multiple buses for permitting concurrent access to a first memory by a processor while a DMA transfer is occurring between a second memory and a communications bufferYAMAHA CORP·Filed 1992·Granted Jan 4, 1994·14 cites·6 claims
- 1642US4724403AMicrowave oscillatorALPS ELECTRIC CO LTD·Filed 1986·Granted Feb 9, 1988·6 cites·4 claims
- 1741US4271534AMicrowave receiverALPS ELECTRIC CO LTD·Filed 1979·Granted Jun 2, 1981·5 cites·4 claims
- 1840US4673895AOscillator having improved coupling between stripline and dielectric resonatorALPS ELECTRIC CO LTD·Filed 1986·Granted Jun 16, 1987·7 cites·1 claims
- 1939US9457769B2Wiper bladeFUJIWARA MASARU·Filed 2011·Granted Oct 4, 2016·0 cites·6 claims
- 2039US5737317ACommunication system testing methodYAMAHA CORP·Filed 1995·Granted Apr 7, 1998·5 cites·1 claims
- 2139US5315640AData transfer deviceYAMAHA CORP·Filed 1991·Granted May 24, 1994·9 cites·2 claims
- 2238US11543420B2Blood clotting time measurement cartridge and blood clotting time measuring deviceAPEL CO LTD·Filed 2018·Granted Jan 3, 2023·0 cites·15 claims
- 2338US5282208AData transfer system and methodYAMAHA CORP·Filed 1991·Granted Jan 25, 1994·12 cites·14 claims
- 2438US2008252549A1Antenna deviceOHTAKI YUKIO·Filed 2008·Application pending·0 cites
- 2537US9889821B2Wiper blade and method of assembling the sameFUJIWARA MASARU·Filed 2011·Granted Feb 13, 2018·0 cites·3 claims
- 2636US9741174B2Information processing apparatus, information processing method, and computer-readable recording mediumKITA ATSUSHI·Filed 2015·Granted Aug 22, 2017·0 cites·15 claims
- 2736US2020185851A1Terminal fittingSUMITOMO WIRING SYSTEMS·Filed 2018·Application pending·0 cites
- 2835US5166979AData transmitting equipmentYAMAHA CORP·Filed 1991·Granted Nov 24, 1992·9 cites·8 claims
- 2933US5709763ARugged shaped sheet and process for manufacturing sameSUZUKI SOGYO KK·Filed 1996·Granted Jan 20, 1998·6 cites·10 claims
- 3033US4677693AFrequency conversion circuitALPS ELECTRIC CO LTD·Filed 1986·Granted Jun 30, 1987·3 cites·2 claims
- 3132US2003095007A1Analog phase-locked oscillator that prevents leakage of harmonicsALPS ELECTRIC CO LTD·Filed 2002·Application pending·0 cites
- 3231US4957082AVehicle control systemYAMAHA MOTOR CO LTD·Filed 1986·Granted Sep 18, 1990·1 cites·14 claims
- 3329US6094235ADigital television broadcast receiver that demodulates an intermediate frequency signal having a frequency higher than a frequency of a received signalALPS ELECTRIC CO LTD·Filed 1998·Granted Jul 25, 2000·0 cites·3 claims
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