Inventor · disambiguated record
Randall W. Ojanen
Also filed as: OJANEN RANDALL W · OJANEN RANDALL WALTER
24 granted patents·5 pending applications·1,383 citations·filing 1981–2018
97Inventor score
Top patents by PatentIndex Score
29 records- 0197US6375272B1Rotatable cutting tool insertKENNAMETAL INC·Filed 2000·Granted Apr 23, 2002·184 cites·43 claims
- 0296US5251964ACutting bit mount having carbide inserts and method for mounting the sameGTE VALENITE CORP·Filed 1992·Granted Oct 12, 1993·158 cites·7 claims
- 0395US5303984ACutting bit holder sleeve with retaining flangeVALENITE INC·Filed 1993·Granted Apr 19, 1994·147 cites·3 claims
- 0494US4497520ARotatable cutting bitGTE PROD CORP·Filed 1983·Granted Feb 5, 1985·87 cites·15 claims
- 0593US4728153ACylindrical retainer for a cutting bitGTE PROD CORP·Filed 1986·Granted Mar 1, 1988·87 cites·18 claims
- 0692US6478383B1Rotatable cutting tool-tool holder assemblyKENNAMETAL PC INC·Filed 1999·Granted Nov 12, 2002·180 cites·6 claims
- 0792US4836614ARetainer scheme for machine bitGTE PROD CORP·Filed 1985·Granted Jun 6, 1989·82 cites·9 claims
- 0891US5503463ARetainer scheme for cutting toolROGERS TOOLS·Filed 1994·Granted Apr 2, 1996·92 cites·27 claims
- 0987US5273343ANon-rotatable sleeve for a cutting tool bit holder and method of making the sameVALENITE INC·Filed 1992·Granted Dec 28, 1993·67 cites·4 claims
- 1084US7458646B2Rotatable cutting tool and cutting tool bodyKENNAMETAL INC·Filed 2006·Granted Dec 2, 2008·24 cites·16 claims
- 1184US7380888B2Rotatable cutting tool having retainer with dimplesKENNAMETAL INC·Filed 2001·Granted Jun 3, 2008·41 cites·18 claims
- 1284US7360845B2Cold-formed rotatable cutting tool and method of making the sameKENNAMETAL INC·Filed 2005·Granted Apr 22, 2008·12 cites·2 claims
- 1383USD659529SWasherOJANEN RANDALL WALTER·Filed 2011·Granted May 15, 2012·32 cites·1 claims
- 1482US9702251B2Cutting tool assembly including retainer sleeve with retention memberKENNAMETAL INC·Filed 2015·Granted Jul 11, 2017·5 cites·18 claims
- 1579USD387072SThree-finned point attack mining bitROGERS TOOLS·Filed 1996·Granted Dec 2, 1997·23 cites·1 claims
- 1675US9074471B2Insert with offset apex for a cutter bit and a cutter bit having the sameOJANEN RANDALL WALTER·Filed 2013·Granted Jul 7, 2015·3 cites·31 claims
- 1775US5529384ABit holder block and cutter bit thereforROGERS TOOLS·Filed 1994·Granted Jun 25, 1996·45 cites·11 claims
- 1874USD844684SRotatable cutting bitAMERICAN CARBIDE TOOLS INNOVATIONS LLC·Filed 2017·Granted Apr 2, 2019·17 cites·1 claims
- 1972US7413257B2Rotatable cutting tool with reverse tapered bodyKENNAMETAL INC·Filed 2005·Granted Aug 19, 2008·8 cites·8 claims
- 2069US4787464AVariable rake mine tool insert and method of useGTE PROD CORP·Filed 1987·Granted Nov 29, 1988·39 cites·7 claims
- 2169US4547020ARotatable cutting bitGTE PROD CORP·Filed 1983·Granted Oct 15, 1985·27 cites·4 claims
- 2266US7959234B2Rotatable cutting tool with superhard cutting memberKENNAMETAL INC·Filed 2009·Granted Jun 14, 2011·6 cites·6 claims
- 2344US2013300183A1Multi-Faced Cutting ToolROWLETT DON C·Filed 2012·Application pending·0 cites
- 2443US2020149397A1Point attack insert for rotatable cutting toolOJANEN RANDALL WALTER·Filed 2018·Application pending·0 cites
- 2543US2013026810A1Cutting Tool Assembly with Protective MemberKENNAMETAL INC·Filed 2011·Application pending·0 cites
- 2642US2012242136A1Cutting ToolOJANEN RANDALL WALTER·Filed 2012·Application pending·0 cites
- 2741US2011068616A1Rotatable cutting tool with hard cutting memberKENNAMETAL INC·Filed 2010·Application pending·0 cites
- 2839US4743069ARotatable cutting bitGTE PROD CORP·Filed 1987·Granted May 10, 1988·9 cites·1 claims
- 2935US4339006AMethod and apparatus for mine roof drillingGEN ELECTRIC·Filed 1981·Granted Jul 13, 1982·8 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →