Inventor · disambiguated record

Donald H. Grubbs

Also filed as: GRUBBS DONALD H · GRUBBS DONALD K

1 granted patent·1 pending application·31 citations·filing 2004–2005

44Inventor score

Technology areasE21B H01J

Files withHITACHI GLOBAL STORAGE TECH1 JET LIFTING SYSTEMS LTD1

Top patents by PatentIndex Score

2 records

0151US7331397B1Gas drive fluid lifting systemJET LIFTING SYSTEMS LTD·Filed 2004·Granted Feb 19, 2008·31 cites·8 claims
0243US2007137063A1Carbon beam deposition chamber for reduced defectsHITACHI GLOBAL STORAGE TECH·Filed 2005·Application pending·0 cites

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →