Inventor · disambiguated record
Kazufumi Sei
Also filed as: SEI KAZUFUMI
12 granted patents·94 citations·filing 2005–2011
91Inventor score
Top patents by PatentIndex Score
12 records- 0164USD576153SLoudspeaker for vehicleVICTOR COMPANY OF JAPAN·Filed 2007·Granted Sep 2, 2008·14 cites·1 claims
- 0261USD544860SDisc player with radio tunerVICTOR COMPANY OF JAPAN·Filed 2006·Granted Jun 19, 2007·12 cites·1 claims
- 0358USD574812SLoudspeaker for vehicleVICTOR COMPANY OF JAPAN·Filed 2007·Granted Aug 12, 2008·11 cites·1 claims
- 0457USD541795SDisc player with radio tunerVICTOR COMPANY OF JAPAN·Filed 2006·Granted May 1, 2007·10 cites·1 claims
- 0555USD684148SHands free accessory for wireless telephonesSEI KAZUFUMI·Filed 2011·Granted Jun 11, 2013·11 cites·1 claims
- 0652USD590363SDigital video disc player for automobileVICTOR COMPANY OF JAPAN·Filed 2006·Granted Apr 14, 2009·8 cites·1 claims
- 0749USD538798SDisc player with radio tunerVICTOR COMPANY OF JAPAN·Filed 2006·Granted Mar 20, 2007·7 cites·1 claims
- 0848USD576160SDigital audio disc player with radio tuner for automobileVICTOR COMPANY OF JAPAN·Filed 2007·Granted Sep 2, 2008·7 cites·1 claims
- 0944USD563952SDisc player with radio tunerVICTOR COMPANY OF JAPAN·Filed 2006·Granted Mar 11, 2008·5 cites·1 claims
- 1044USD535958SDisc playerVICTOR COMPANY OF JAPAN·Filed 2005·Granted Jan 30, 2007·5 cites·1 claims
- 1137USD580412SLoudspeaker for vehicleVICTOR COMPANY OF JAPAN·Filed 2007·Granted Nov 11, 2008·3 cites·1 claims
- 1232USD564509SDisc player with radio tunerVICTOR COMPANY OF JAPAN·Filed 2006·Granted Mar 18, 2008·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →