Inventor · disambiguated record
Mark L. Groendal
Also filed as: GROENDAL MARK L
7 granted patents·3 pending applications·142 citations·filing 1981–2022
86Inventor score
Technology areasB62K
Top patents by PatentIndex Score
10 records- 0163US4792150ABicycle frameGREENDALE BICYCLE CO·Filed 1987·Granted Dec 20, 1988·36 cites·18 claims
- 0262US4669747AFlexible bicycleGROENDAL MARK L·Filed 1981·Granted Jun 2, 1987·32 cites·14 claims
- 0358US9708026B2Bicycle frame with removable down tube clipsGROENDAL MARK L·Filed 2014·Granted Jul 18, 2017·3 cites·8 claims
- 0455US5080384ABicycle frameGREENDALE BICYCLE CO·Filed 1990·Granted Jan 14, 1992·31 cites·8 claims
- 0553US6893036B2Bicycle frameFiled 2002·Granted May 17, 2005·7 cites·3 claims
- 0652US5330219AFlexible and folding bicycleGREENDALE BICYCLE CO·Filed 1993·Granted Jul 19, 1994·31 cites·28 claims
- 0750US8991848B2Bicycle frameGROENDAL MARK L·Filed 2010·Granted Mar 31, 2015·2 cites·24 claims
- 0848US2022281549A1Collapsible bicycleGROENDAL MARK L·Filed 2022·Application pending·0 cites
- 0941US2005121877A1Bicycle frameFiled 2005·Application pending·0 cites
- 1034US2016236745A1Bicycle frame having a tri-oval frame memberALTER CYCLES LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →