Patent assignee · US · COMPANY

Kegel, LLC

26Patents
9Active
26Granted
38Portfolio score

Filing activity: Mar 19, 1982 → Jan 18, 2019 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6615434B1 Bowling lane cleaning machine and method Human Necessities 63 Expired
US5935333A Variable speed bowling lane maintenance machine Human Necessities 59 Expired
US4562610A Cleaning apparatus for bowling lanes Human Necessities 24 Expired
US4980815A Apparatus for applying lane dressing to a bowling lane Human Necessities 23 Expired
US5181290A Bowling lane maintenance machine Human Necessities 22 Expired
US5729855A Bowling lane conditioning machine with single head dispenser Human Necessities 19 Expired
US5185901A Bowling lane maintenance machine capable of self-indexing from lane-to-lane Human Necessities 17 Expired
US5650012A Variable speed bowling lane maintenance machine Human Necessities 17 Expired
US6383290B1 Bowling lane dressing application mechanism Performing Operations; Transporting 13 Expired
US6685778B2 Lane dressing supply system for bowling lane maintenance machines Human Necessities 11 Expired
US5753043A Variable speed bowling lane maintenance machine Human Necessities 10 Expired
US6939404B1 Lane maintenance machine having reciprocating cleaning liquid dispensing head Human Necessities 9 Expired
US6790282B2 Lane maintenance machine with mechanical lane dressing application controller Human Necessities 8 Expired
US7326674B2 Household cleaning composition in self-sustaining body form and essentially free of zeolite and clay Chemistry; Metallurgy 8 Active
US9598607B2 VOC-free, low viscosity, LED-curable coating and method of application Emerging Cross-Sectional Technologies 6 Active
US8051528B2 Method of maintaining a bowling lane Human Necessities 4 Active
US7060137B2 Method for applying cleaning liquid to a bowling lane using a reciprocating dispensing head Human Necessities 4 Expired
US6873420B2 Topographical measurement machine for bowling lanes and the like Human Necessities 3 Expired
US7056384B2 Strip brush bowling lane dressing application mechanism Human Necessities 3 Expired
US7531041B2 Bowling lane conditioning machine having cam-actuated wick segments Human Necessities 1 Active
US9295903B2 Lane maintenance machine having conditioner and/or cleaner mixing capability Human Necessities 1 Active
US10780028B2 Personal care cleaning product in tablet form Human Necessities 0 Active
US8156597B2 Cushion roll for bowling lane cleaning machine Human Necessities 0 Active
US7052405B2 Bowling lane construction providing adjustable lane topography Human Necessities 0 Expired
US8998736B2 Bowling ball elevating assembly for an automatic pinsetter Human Necessities 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.