Inventor · disambiguated record
Joseph P. Johnson
Also filed as: JOHNSON JOSEPH P
2 granted patents·1 pending application·24 citations·filing 1996–2004
59Inventor score
Top patents by PatentIndex Score
3 records- 0158US5906102ACryopump with gas heated exhaust valve and method of warming surfaces of an exhaust valveHELIX TECH CORP·Filed 1996·Granted May 25, 1999·19 cites·25 claims
- 0237US2007075288A1Gate valveVARIAN INC·Filed 2004·Application pending·0 cites
- 0326US5887438ALow profile in line cryogenic water pumpHELIX TECH CORP·Filed 1997·Granted Mar 30, 1999·5 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →