Inventor · disambiguated record
Akira Nagayama
Also filed as: NAGAYAMA AKIRA · SASAOKA HISASHI
23 granted patents·7 pending applications·254 citations·filing 1979–2025
94Inventor score
Top patents by PatentIndex Score
30 records- 0187US11869755B2Cleaning method and protecting memberTOKYO ELECTRON LTD·Filed 2021·Granted Jan 9, 2024·1 cites·12 claims
- 0281US5436995AOptical fiber connector unit and optical fiber connectorNIPPON TELEGRAPH & TELEPHONE·Filed 1994·Granted Jul 25, 1995·62 cites·17 claims
- 0380US8145067B2Optical transmitterNAGAYAMA AKIRA·Filed 2009·Granted Mar 27, 2012·6 cites·10 claims
- 0477US5770001AAutomatic assembly and inspection system for optical connectorNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Jun 23, 1998·57 cites·26 claims
- 0576US7630651B2Method and apparatus for controlling bias point of optical transmitterFUJITSU LTD·Filed 2006·Granted Dec 8, 2009·6 cites·17 claims
- 0675US8207774B2Power amplification device and communication deviceNAGAYAMA AKIRA·Filed 2011·Granted Jun 26, 2012·5 cites·6 claims
- 0774US7358712B2Power supply control circuit and control method thereofFUJITSU LTD·Filed 2005·Granted Apr 15, 2008·5 cites·10 claims
- 0874US5503590APolishing plate for optical fiber connector ferrule end face and polishing apparatus thereforNIPPON TELEGRAPH & TELEPHONE·Filed 1994·Granted Apr 2, 1996·31 cites·18 claims
- 0974US2025372356A1Plasma processing apparatus, substrate support, and method for correcting wear of edge ringTOKYO ELECTRON LTD·Filed 2025·Application pending·0 cites
- 1070US7027730B2Method for measuring transmission loss in optical transmission line for test, and slave station, master station, and optical communication system using the methodFUJITSU LTD·Filed 2002·Granted Apr 11, 2006·12 cites·21 claims
- 1165US6091747ACircuit and method for driving laser diodeFUJITSU LTD·Filed 1997·Granted Jul 18, 2000·30 cites·13 claims
- 1262US8013652B2Power amplification device and communication deviceKYOCERA CORP·Filed 2008·Granted Sep 6, 2011·4 cites·6 claims
- 1362US5204921AAutomated optical main distributing frame systemNIPPON TELEGRAPH & TELEPHONE·Filed 1992·Granted Apr 20, 1993·30 cites·15 claims
- 1461US12288713B2Mounting table and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2020·Granted Apr 29, 2025·0 cites·14 claims
- 1560US2024162075A1Substrate support and substrate processing deviceTOKYO ELECTRON LTD·Filed 2024·Application pending·0 cites
- 1653US8463202B2Power amplifying circuit, and transmitter and wireless communication device using the sameNAGAYAMA AKIRA·Filed 2008·Granted Jun 11, 2013·3 cites·9 claims
- 1750US2018090361A1Mounting table and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2017·Application pending·0 cites
- 1849US11538715B2Stage and substrate processing apparatusTOKYO ELECTRON LTD·Filed 2019·Granted Dec 27, 2022·0 cites·9 claims
- 1945US2021319987A1Edge ring, stage and substrate processing apparatusTOKYO ELECTRON LTD·Filed 2021·Application pending·0 cites
- 2044US12165896B2Substrate support and substrate processing apparatusTOKYO ELECTRON LTD·Filed 2019·Granted Dec 10, 2024·0 cites·12 claims
- 2143US8396435B2Adder, and power combiner, quadrature modulator, quadrature demodulator, power amplifier, transmitter and wireless communicator using sameNAGAYAMA AKIRA·Filed 2009·Granted Mar 12, 2013·1 cites·18 claims
- 2243US8344781B2Power amplification device, and transmission device and communication device using sameKYOCERA CORP·Filed 2009·Granted Jan 1, 2013·1 cites·8 claims
- 2340US12033886B2Plasma processing apparatus and method for manufacturing mounting stageTOKYO ELECTRON LTD·Filed 2019·Granted Jul 9, 2024·0 cites·19 claims
- 2437US8351881B2Addition circuit, power amplifier circuit using same, and transmission device and communication device using the power amplifier circuitKYOCERA CORP·Filed 2009·Granted Jan 8, 2013·0 cites·6 claims
- 2535US8290454B2Power amplification device, and transmission device and communication device both using thereofNAGAYAMA AKIRA·Filed 2009·Granted Oct 16, 2012·0 cites·8 claims
- 2634US8457565B2Power amplifier circuit, and transmitter and wireless communication device using the sameNAGAYAMA AKIRA·Filed 2008·Granted Jun 4, 2013·0 cites·14 claims
- 2731US2012149315A1Detector Device, and Amplification Device, Transmission Device, and Communication Device Using the Detector DeviceNAGAYAMA AKIRA·Filed 2010·Application pending·0 cites
- 2831US2013076444A1Amplification Circuit, Communication Device, and Transmission Device Using Amplification CircuitAIKAWA SHINJI·Filed 2011·Application pending·0 cites
- 2931US2012270512A1Transfer Gate Circuit and Power Combining Circuit, Power Amplifying Circuit, Transmission Device, and Communication Device Using the Transfer Gate CircuitNAGAYAMA AKIRA·Filed 2010·Application pending·0 cites
- 3029US4207506AServo system with reduction of transient error and settling timeNIPPON TELEGRAPH & TELEPHONE·Filed 1979·Granted Jun 10, 1980·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →