Inventor · disambiguated record
Stephen A. Gummow
Also filed as: GUMMOW STEPHEN · GUMMOW STEPHEN A
5 granted patents·2 pending applications·139 citations·filing 1981–2013
81Inventor score
Top patents by PatentIndex Score
7 records- 0192US4406186ADual action ratchet wrenchGUMMOW STEPHEN A·Filed 1981·Granted Sep 27, 1983·73 cites·11 claims
- 0283US4924737APositive drive ratchetGUMMOW TOOL COMPANY·Filed 1989·Granted May 15, 1990·50 cites·13 claims
- 0358US7975573B2Hand tool with stepless locking mechanismGUMMOW STEPHEN A·Filed 2009·Granted Jul 12, 2011·3 cites·31 claims
- 0457US9156144B2Hand tool with stepless locking mechanismGUMMOW STEPHEN A·Filed 2013·Granted Oct 13, 2015·2 cites·23 claims
- 0542US6247386B1Dual action indexable wrenchFiled 1999·Granted Jun 19, 2001·11 cites·12 claims
- 0637US2003051962A1Force distribution components and spreader components with contactable substantially flat face portions for force transmissionFiled 2002·Application pending·0 cites
- 0736US2003015386A1Force distribution components and spreader components with contactable substantially flat face portions for force transmissionFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →