Inventor · disambiguated record
Alexander Chak
Also filed as: CHAK ALEXANDER
5 granted patents·10 pending applications·22 citations·filing 1989–2021
72Inventor score
Top patents by PatentIndex Score
15 records- 0177US11448190B2System for supplying electronic powerCHAK MARK·Filed 2020·Granted Sep 20, 2022·2 cites·2 claims
- 0262US6517470B1Exercising deviceFiled 2000·Granted Feb 11, 2003·17 cites·4 claims
- 0358US2023053408A1Face mask with purified air insideCHAK ALEXANDER·Filed 2021·Application pending·0 cites
- 0455US2010219194A1Toilet bowl curtain elementCHAK MARK·Filed 2009·Application pending·0 cites
- 0552US2009229047A1Device for washing a part of a human body in a toilet bowl areaCHAK MARK·Filed 2009·Application pending·0 cites
- 0639US2008221503A1Method of treating diseasesCHAK MARK·Filed 2007·Application pending·0 cites
- 0736US8834459B2Needle for treating diseasesCHAK MARK·Filed 2012·Granted Sep 16, 2014·0 cites·3 claims
- 0833US2012259351A1Method of and an apparatus for restoring blood flow through a blood vesselCHAK MARK·Filed 2011·Application pending·0 cites
- 0933US2004099768A1Aircraft, with means for at least reducing impact against the groundCHAK MARYAN·Filed 2002·Application pending·0 cites
- 1033US2012186484A1System for supplying electrical power for running electric trainsCHAK MARK·Filed 2011·Application pending·0 cites
- 1132US2011230873A1Method mini refrigerator and apparatus for treating diseasesCHAK MARK·Filed 2010·Application pending·0 cites
- 1232US2012111510A1Device for partitioning spacesCHAK MARK·Filed 2010·Application pending·0 cites
- 1331US7270298B2Personal flying apparatusCHAK MARK·Filed 2005·Granted Sep 18, 2007·0 cites·1 claims
- 1429US2003136877A1Aircraft with means for at least reducing impact against a groundFiled 2002·Application pending·0 cites
- 1527US4874496ADevice for silverizing drinking waterCHAK MARYAN·Filed 1989·Granted Oct 17, 1989·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →