Inventor
Kazunobu Ohkuri
Inventor
Kanagawa, JP
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Rprimary
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers23%
H03FAmplifiers19%
H03GControl of amplification16%
G10LSpeech analysis techniques or speech synthesis12%
G10KSound-producing devices9%
H03MCoding7%
H03KPulse technique5%
H03HImpedance networks, e.g. resonant circuits2%
H04BTransmission2%
H04HBroadcast communication2%
PatentTitleYear
9,595,252'Noise reduction audio reproducing device and noise reduction audio reproducing method'20179,245,517'Noise reduction audio reproducing device and noise reduction audio reproducing method'20168,792,653'Signal processing apparatus and method'20148,761,406'Audio signal processing device and audio signal processing method'20148,737,642'Audio reproducing apparatus'20148,204,239'Audio processing method and audio processing apparatus'20128,150,067'Bass enhancing method, signal processing device, and audio reproducing system'20128,094,835'Signal processing apparatus'20128,094,046'Signal processing apparatus and signal processing method'20128,077,882'Audio reproducing apparatus'20118,000,824'Audio reproducing apparatus'20117,592,941'Signal processing apparatus and signal processing method'20097,265,617'Class-D amplifier'20077,221,297'D/A converter and output amplifying circuit'20077,209,002'Audio amplifier'20077,132,884'Power amplification device'20066,952,461'Sampling frequency conversion apparatus'20056,917,242'Power amplifier'20056,795,004'Delta-sigma modulation apparatus and signal amplification apparatus'20046,734,725'Power amplifier'20046,586,991'Digital power amplifier'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2017Patents assigned to SONY CORP (21)· patent assignee history
2003–2017Based in Kanagawa, JP· patent location history
2011–2016Patents assigned to OHKURI KAZUNOBU (9)· patent assignee history
2011–2014Patents assigned to NAKAGAMI TARO (5)· patent assignee history
2011–2014Patents assigned to SHIMURA MASARU (5)· patent assignee history
2012–2016Patents assigned to ASADA KOHEI (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 21 | 2003–2017 |
| OHKURI KAZUNOBUself | 9 | 2011–2016 |
| NAKAGAMI TARO | 5 | 2011–2014 |
| SHIMURA MASARU | 5 | 2011–2014 |
| ASADA KOHEI | 3 | 2012–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 21 | 2003–2017 |