Inventor · disambiguated record
Nobuo Tojo
Also filed as: TOJO NOBUO · TOJO NOBUO T
8 granted patents·3 pending applications·217 citations·filing 1988–2023
88Inventor score
Technology areasF04B
Top patents by PatentIndex Score
11 records- 0189USD538824SReciprocating pumpMARUYAMA MFG CO·Filed 2006·Granted Mar 20, 2007·52 cites·1 claims
- 0288USD591311SReciprocating pumpMARUYAMA MFG CO·Filed 2008·Granted Apr 28, 2009·48 cites·1 claims
- 0386USD354495SReciprocating pumpMARUYAMA MGF CO INC·Filed 1993·Granted Jan 17, 1995·38 cites·1 claims
- 0482USD495342SReciprocating pumpMARUYAMA MFG CO·Filed 2003·Granted Aug 31, 2004·29 cites·1 claims
- 0570US6053091APlunger pumpMARUYAMA MFG CO·Filed 1998·Granted Apr 25, 2000·31 cites·9 claims
- 0659US12247665B2Seal structure with annular packingMARUYAMA MFG CO·Filed 2023·Granted Mar 11, 2025·0 cites·16 claims
- 0759US4875690ASeal device for reciprocating pumpMARUYAMA MFG CO·Filed 1988·Granted Oct 24, 1989·19 cites·15 claims
- 0853US2009257897A1Reciprocating pumpMARUYAMA MFG CO·Filed 2009·Application pending·0 cites
- 0949US2007237651A1Reciprocating pump apparatusMARUYAMA MFG CO·Filed 2007·Application pending·0 cites
- 1049US2024141889A1Seal structure for reciprocating pump with cylindrical collar portionMARUYAMA MFG CO·Filed 2023·Application pending·0 cites
- 1148US10808693B2Reciprocating pumpMARUYAMA MFG CO·Filed 2017·Granted Oct 20, 2020·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →