Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12400888 | Data fusion of multiple sensors | Chungjong Lee, Jun Shinagawa | 2025-08-26 |
| 12300477 | Autonomous operation of plasma processing tool | Jun Shinagawa, Toshihiro KITAO, Chungjong Lee, Alok Ranjan | 2025-05-13 |
| 12217587 | Wireless terminal detection system, wireless terminal detection device, wireless terminal detection method, and storage medium having program stored therein | Jun Sakai, Toshiki Takeuchi, Taichi Ohtsuji, Shoji Nishimura, Yasufumi Hirakawa | 2025-02-04 |
| 11802932 | Transmission source position estimation system, transmission source position estimation method, and transmission source position estimation program | — | 2023-10-31 |
| 11523366 | Terminal number estimating system, terminal specifying system, terminal number estimating device, terminal number specifying device, and processing method | Taichi Ohtsuji, Toshiki Takeuchi | 2022-12-06 |
| 11514277 | Sensing system, sensor node device, sensor measurement value processing method, and program | — | 2022-11-29 |
| 11408964 | Location estimating apparatus, location estimating method and program storing recording medium, and location estimating system | — | 2022-08-09 |
| 10359502 | Radio wave intensity distribution assessment apparatus, radio wave quality distribution assessment apparatus, radio wave intensity distribution assessment method and radio wave quality distribution assessment method | — | 2019-07-23 |
| 9362889 | Bandpass filter | — | 2016-06-07 |
| 9148184 | Power detection circuit and power detection method | Hiroshi Kodama | 2015-09-29 |
| 9143313 | Frequency sweep signal generator, frequency component analysis apparatus, radio apparatus, and frequency sweep signal generating method | — | 2015-09-22 |
| 9106491 | Receiver circuit and filtering method used therein | — | 2015-08-11 |
| 9036390 | Frequency converter that suppresses crosstalk that occurs between a local oscillation signal and a received signal, and receiver that uses the frequency converter | — | 2015-05-19 |
| 8818317 | Frequency converter and receiver that uses the frequency converter | — | 2014-08-26 |
| 8798553 | Signal processing circuit, signal processing method and control program recording medium | — | 2014-08-05 |
| 8723588 | Mixer circuit and variation suppressing method | — | 2014-05-13 |
| 8630380 | Receiver apparatus, image signal attenuating method, and mismatch compensating method | — | 2014-01-14 |
| 8521112 | Quadrature mixer | Takashi Tokairin | 2013-08-27 |
| 8248111 | Voltage current converter, differentiation circuit, integration circuit, and filter circuit using the converter, and voltage current conversion method | — | 2012-08-21 |
| 7982506 | Voltage-current converter and filter circuit using same | Shinichi Hori | 2011-07-19 |