Inventor · Tokyo, JP

Masahiro Tsujishita

24Patents
13h-index
14Co-inventors
70Inventor score

Filing activity: Jan 17, 1997 → Feb 2, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US5867503A Digital sound broadcasting receiver and automatic phase controlling method therefor Electricity 108 Expired
US5946292A Method and digital receiver for receiving orthogonal frequency-division multiplexed signals Electricity 81 Expired
US6385261B1 Impulse noise detector and noise reduction system Electricity 67 Expired
US5959965A Digital broadcasting receiver Electricity 66 Expired
US6795559B1 Impulse noise reducer detecting impulse noise from an audio signal Electricity 31 Expired
US6028900A Digital broadcast receiver Electricity 28 Expired
US6690805B1 Audio signal noise reduction system Electricity 26 Expired
US6038275A Digital broadcasting receiver Electricity 22 Expired
US6148045A Digital broadcast receiver Electricity 20 Expired
US6067332A Frequency searching method and digital audio broadcast receiver Electricity 16 Expired
US6021165A Digital Broadcast receiver and method of tuning control Electricity 14 Expired
US6341123B1 Digital audio broadcasting receiver Electricity 14 Expired
US6725027B1 Multipath noise reducer, audio output circuit, and FM receiver Electricity 14 Expired
US6665526B2 Multipath noise reducer, audio output circuit, and FM receiver Electricity 13 Expired
US6151369A Digital broadcast receiver Electricity 13 Expired
US7584360B2 Data sending/receiving device and digital certificate issuing method Electricity 12 Expired
US6788923B2 Receiver noise reduction with expanding gated pulses Electricity 12 Expired
US6993309B2 Noise removal apparatus and an FM receiver Electricity 9 Expired
US7551743B1 Noise reduction apparatus and audio output apparatus Electricity 8 Expired
US6664849B1 Digital FM demodulator performing amplitude compensation Electricity 6 Expired
US6826392B2 Multipath noise reduction method, multipath noise reducer, and FM receiver Electricity 6 Expired
US6901146B1 All-digital FM stereo demodulator and demodulation method Electricity 5 Expired
US7756233B2 Data receiving device and data receiving method Electricity 4 Active
US6151374A Synchronizing signal detecting apparatus Electricity 0 Expired

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