Inventor · disambiguated record
Masanori Mizunuma
Also filed as: MIZUNUMA MASANORI
21 granted patents·3 pending applications·444 citations·filing 1981–2022
95Inventor score
Top patents by PatentIndex Score
24 records- 0192US6652383B1Connection-fighting type game machine and connection-fighting type game methodTOMY CO LTD·Filed 2000·Granted Nov 25, 2003·144 cites·4 claims
- 0283US4993336ANeedle locker in an overlock sewing machineSSMC INC·Filed 1989·Granted Feb 19, 1991·14 cites·4 claims
- 0382US6165068AConnection-fighting type game machine and connection-fighting type game methodsTOMY CO LTD·Filed 1998·Granted Dec 26, 2000·129 cites·16 claims
- 0476US4970976AOverlock sewing machineSSMC INC·Filed 1989·Granted Nov 20, 1990·12 cites·1 claims
- 0571US8021152B2Dental handpieceNAKANISHI INC·Filed 2008·Granted Sep 20, 2011·2 cites·14 claims
- 0670US9289271B2Dental handpieceKIMURA TAKAO·Filed 2012·Granted Mar 22, 2016·3 cites·7 claims
- 0768US9895204B2Dental handpiece of center-injection typeKIMURA TAKAO·Filed 2010·Granted Feb 20, 2018·2 cites·8 claims
- 0866USD979659SPuzzle toyTOMY CO LTD·Filed 2020·Granted Feb 28, 2023·3 cites·1 claims
- 0966US5149095ABall conveying game apparatusTOMY CO LTD·Filed 1991·Granted Sep 22, 1992·29 cites·20 claims
- 1065US4813670AHand held game instrumentTOMY KOGYO CO·Filed 1988·Granted Mar 21, 1989·19 cites·4 claims
- 1164US7070411B2Dental head unit capable of measuring root canal length, and contact holder assembly thereforNAKANISHI INC·Filed 2003·Granted Jul 4, 2006·10 cites·5 claims
- 1259US4863164AString pickup gameTOMY KOGYO CO·Filed 1989·Granted Sep 5, 1989·17 cites·7 claims
- 1357USD1051992SPuzzle toyTOMY CO LTD·Filed 2022·Granted Nov 19, 2024·1 cites·1 claims
- 1457US4773643APicture matching gameTOMY KOGYO CO·Filed 1988·Granted Sep 27, 1988·15 cites·12 claims
- 1556US5476052AExtension, free arm and auxiliary beds for overlock machineSINGER CO NV·Filed 1994·Granted Dec 19, 1995·7 cites·2 claims
- 1655US5732639ARight looper release mechanism in overlock sewing machineSINGER CO NV·Filed 1996·Granted Mar 31, 1998·6 cites·2 claims
- 1754US8882501B2Dental handpiece with switching valve for fluid linesKIMURA TAKAO·Filed 2013·Granted Nov 11, 2014·0 cites·5 claims
- 1852US2012301843A1Dental handpiece with switching valve for fluid linesKIMURA TAKAO·Filed 2012·Application pending·0 cites
- 1945US2004137847A1Remote-controlled toyTOMY CO LTD·Filed 2003·Application pending·0 cites
- 2045US2014030673A1Dental handpieceMIZUNUMA MASANORI·Filed 2011·Application pending·0 cites
- 2144US4482154AGame apparatus with moving objectsTOMY KOGYO CO·Filed 1982·Granted Nov 13, 1984·8 cites·10 claims
- 2244US4361327AToy having a split movable memberTOMY KOGYO CO·Filed 1981·Granted Nov 30, 1982·8 cites·11 claims
- 2343US5102148APick-up gameTOMY CO LTD·Filed 1990·Granted Apr 7, 1992·10 cites·16 claims
- 2441US5642678AThread guide devices of a sewing machineSINGER CO NV·Filed 1996·Granted Jul 1, 1997·5 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →