Inventor · disambiguated record
Kazuaki Sugawara
Also filed as: SUGAWARA KAZUAKI
13 granted patents·169 citations·filing 1992–2010
91Inventor score
Top patents by PatentIndex Score
13 records- 0175US8229331B2Image forming agent storage unit, method for filling image forming agent storage unit with image forming agent, and image forming apparatusTAKIGUCHI TOSHIO·Filed 2010·Granted Jul 24, 2012·2 cites·5 claims
- 0272US5412732AStereo surround systemPIONEER ELECTRONIC CORP·Filed 1993·Granted May 2, 1995·44 cites·14 claims
- 0366US5339452ASwitching diversity reception systemPIONEER ELECTRONIC CORP·Filed 1992·Granted Aug 16, 1994·38 cites·6 claims
- 0465US5509078ACircuit for preventing crosstalkPIONEER ELECTRONIC CORP·Filed 1993·Granted Apr 16, 1996·24 cites·6 claims
- 0562USD630244SToner cartridgeFUJI XEROX CO LTD·Filed 2010·Granted Jan 4, 2011·12 cites·1 claims
- 0660USD636017SToner cartridgeFUJI XEROX CO LTD·Filed 2010·Granted Apr 12, 2011·11 cites·1 claims
- 0760US5471316AAdaptive system for selectively recording from a plurality of video sources and method thereofPIONEER ELECTRONIC CORP·Filed 1993·Granted Nov 28, 1995·19 cites·15 claims
- 0847USD630243SToner cartridgeFUJI XEROX CO LTD·Filed 2010·Granted Jan 4, 2011·6 cites·1 claims
- 0944US7949288B2Image forming agent storage device and image forming apparatusFUJI XEROX CO LTD·Filed 2009·Granted May 24, 2011·0 cites·12 claims
- 1039US5652822AVideo signal recording and reproducing apparatusPIONEER ELECTRONIC CORP·Filed 1995·Granted Jul 29, 1997·8 cites·6 claims
- 1137US8467707B2Image forming agent storage unit, method for filling image forming agent storage unit with image forming agent, and image forming apparatusTAKIGUCHI TOSHIO·Filed 2010·Granted Jun 18, 2013·0 cites·11 claims
- 1236USD630678SToner cartridgeFUJI XEROX CO LTD·Filed 2010·Granted Jan 11, 2011·2 cites·1 claims
- 1330US5491560AApparatus for and method of recording high resolution image, and apparatus for and method of reproducing the samePIONEER ELECTRONIC CORP·Filed 1993·Granted Feb 13, 1996·3 cites·8 claims
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