Inventor · disambiguated record
Seiji Ozawa
Also filed as: OZAWA SEIJI · SUGIYAMA HIROAKI
12 granted patents·2 pending applications·750 citations·filing 1977–2004
95Inventor score
Top patents by PatentIndex Score
14 records- 0198US6289195B1Developer replenishing device and developer container for use therewithRICOH KK·Filed 2000·Granted Sep 11, 2001·79 cites·31 claims
- 0298US6075963ADeveloper replenishing device and developer container for use therewithRICOH KK·Filed 1999·Granted Jun 13, 2000·108 cites·5 claims
- 0398US5500719ADeveloper replenishing device and developer container for use therewithRICOH KK·Filed 1995·Granted Mar 19, 1996·92 cites·35 claims
- 0498US5455662ADeveloper replenishing device and developer container for use therewithRICOH KK·Filed 1993·Granted Oct 3, 1995·153 cites·45 claims
- 0597US5918090ADeveloper replenishing device and developer container for use therewithRICOH KK·Filed 1998·Granted Jun 29, 1999·64 cites·2 claims
- 0697US5627631ADeveloper replenishing device and developer container for use therewithRICOH KK·Filed 1996·Granted May 6, 1997·78 cites·7 claims
- 0792US6751431B2Developer replenishing device and developer container for use therewithRICOH KK·Filed 2002·Granted Jun 15, 2004·25 cites·15 claims
- 0884US6418293B2Developer replenishing device and developer container for use therewithRICOH KK·Filed 2001·Granted Jul 9, 2002·30 cites·23 claims
- 0977US6901230B2Toner container having lid including lugRICOH KK·Filed 2004·Granted May 31, 2005·8 cites·21 claims
- 1071US5878262AProgram development support systemHITACHI SOFTWARE ENG·Filed 1997·Granted Mar 2, 1999·77 cites·14 claims
- 1163US4573614AToner vessel for copying machineRICOH KK·Filed 1983·Granted Mar 4, 1986·19 cites·3 claims
- 1254US4164307ACap with supply stopper for use with containersRICOH KK·Filed 1977·Granted Aug 14, 1979·17 cites·4 claims
- 1342US2004216040A1Product information contrast systemRICOH KK·Filed 2004·Application pending·0 cites
- 1433US2006128645A1Inhibition of proliferation and infiltration of brain tumor cells caused by expression of ampa-type glutamate receptor subunitOZAWA SEIJI·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →