Inventor
Bong-joo Kim
Inventor
Suwon-si, KR
Overview
Patents· 37 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer43%
H03FAmplifiers9%
H03KPulse technique5%
Y10TTechnical subjects covered by former us classification5%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere3%
H03GControl of amplification3%
H04NPictorial communication, e.g. television3%
H04WWireless communication networks3%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use3%
A47GHousehold or table equipment2%
PatentTitleYear
9,432,888'Method for securing handover data integrity in mobile communication system and system thereof'20169,426,909'Display apparatus with a detachable glass plate'20169,311,957'Multi-channel audio signal converting device using time-varying digital filter, electronic system including the same, and method of converting multi-channel audio signal'20168,711,807'Method and apparatus for compensating QoS during handover by base station in wireless broadband access system'20148,705,773'Audio amplifier'20148,435,380'Substrate chucking member, substrate processing apparatus having the member, and method of processing substrate using the member'20138,362,832'Half-bridge three-level PWM amplifier and audio processing apparatus including the same'20138,313,068'Lifting device for display apparatus'20128,299,866'Method and device including signal processing for pulse width modulation'20128,302,118'Optical disc drive having a balancer mounted on a deck'20128,115,541'Three-level half-bridge pulse-width modulation amplifier and method of driving the same'20127,883,069'Lifting device of a display apparatus'20117,466,512'Electric power supply device of a tape-end detecting sensor for a tape recorder'20087,436,624'Pole base loading apparatus and main chassis for magnetic recording/reading device'20087,432,449'Electrical power line insulator with end clamp'20087,428,121'Method of locking tape cassette housing of tape recorder'20087,405,900'Magnetic recording and/or reading apparatus and manufacturing method of power transmitting gear'20087,385,783'Lever fixing apparatus of cassette housing and magnetic recording and reproducing apparatus with the same'20087,354,013'Idler for tape recorder'20087,327,529'Deck for magnetic recording/reproducing apparatus'20087,273,190'Magnetic recording and reproducing apparatus and method for braking a reel assembly'20077,218,469'Reel driving apparatus and magnetic recording and reproducing device having the same'20077,199,968'Locking device for tape cassette housing of tape recorder'20077,195,191'Oil spattering prevention apparatus for tape recorder'20077,191,971'Reel clutch of a tape recorder'20077,133,246'Pole base assembly driving device for tape recorder'20067,092,201'Tape deck mechanism with main cam gear moving sub-deck, pole base loading unit, brake unit and main sliding memeber'20067,079,351'Magnetic tape guiding device for use with a tape transport system of a tape recorder and method for using the same'20067,048,219'Reel clutch of a tape recorder'20067,038,879'Electric power supply device of a tape-end detecting sensor for a tape recorder'20067,035,043'Moving deck plate for camcorder'20067,031,102'Pole-base assembly driving apparatus for magnetic recording/reading apparatus'20066,935,545'Pinch-roller unit of a magnetic recording/reading apparatus'20056,888,403'Pulse width modulation type audio amplifier having variable average switching frequency'20056,736,351'Tape guide device for magnetic recording/reproducing apparatus'20046,581,867'Reel braking apparatus for a tape recorder'20035,699,208'Magnetic recording/reproducing apparatus deck mechanism with component operating slide member between main deck and sub-deck'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2016Patents assigned to SAMSUNG ELECTRONICS CO LTD (34)· patent assignee history
1997–2012Based in Suwon-si, KR· patent location history
2005–2016Based in Seoul, KR· patent location history
2008–2016Patents assigned to KIM BONG JOO (7)· patent assignee history
2013–2016Patents assigned to KIM BONG-JOO (3)· patent assignee history
2013Based in Cheonan-si, KR· patent location history
2014Patents assigned to CHOI HO-YOUNG (1)· patent assignee history
2014–2016Based in Ansan-si, KR· patent location history
2016Patents assigned to CHOI MOO YEOL (1)· patent assignee history
2016Based in Hwaseong-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 34 | 1997–2016 |
| KIM BONG JOOself | 7 | 2008–2016 |
| KIM BONG-JOOself | 3 | 2013–2016 |
| CHOI HO-YOUNG | 1 | 2014 |
| CHOI MOO YEOL | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Suwon-si, KR | 26 | 1997–2012 |
| Seoul, KR | 6 | 2005–2016 |
| Ansan-si, KR | 2 | 2014–2016 |
| Hwaseong-si, KR | 1 | 2016 |
| Cheonan-si, KR | 1 | 2013 |