Inventor · disambiguated record
Pantcho P. Stoyanov
Also filed as: STOYANOV PANTCHO · STOYANOV PANTCHO P
41 granted patents·5 pending applications·85 citations·filing 2015–2024
96Inventor score
Files withUNITED TECHNOLOGIES CORP21RAYTHEON TECH CORP12RTX CORP5PRATT & WHITNEY CANADA4KENNAMETAL INC3
Top patents by PatentIndex Score
46 records- 0197US11643939B2Seals and methods of making sealsRAYTHEON TECH CORP·Filed 2020·Granted May 9, 2023·18 cites·21 claims
- 0295US10544698B2Air seal abrasive coating and methodUNITED TECHNOLOGIES CORP·Filed 2017·Granted Jan 28, 2020·10 cites·15 claims
- 0393US10144065B2Methods of making sintered articlesKENNAMETAL INC·Filed 2015·Granted Dec 4, 2018·3 cites·21 claims
- 0493US9975182B2Cutting tool made by additive manufacturingSTOYANOV PANTCHO·Filed 2015·Granted May 22, 2018·16 cites·20 claims
- 0591US11149651B2Seal ring assembly for a gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2019·Granted Oct 19, 2021·6 cites·20 claims
- 0690US11255432B2Low friction, wear resistant piston sealUNITED TECHNOLOGIES CORP·Filed 2019·Granted Feb 22, 2022·5 cites·18 claims
- 0789US11065862B2Methods of making sintered articlesKENNAMETAL INC·Filed 2018·Granted Jul 20, 2021·1 cites·7 claims
- 0889US10527524B2Method of inspecting component surface with marking mediaUNITED TECHNOLOGIES CORP·Filed 2016·Granted Jan 7, 2020·7 cites·15 claims
- 0988US11566535B2Low friction, wear resistant variable vane bushingRAYTHEON TECH CORP·Filed 2020·Granted Jan 31, 2023·2 cites·18 claims
- 1088US10920617B2Gas turbine engine seal ring assemblyUNITED TECHNOLOGIES CORP·Filed 2018·Granted Feb 16, 2021·6 cites·20 claims
- 1187US11692449B2Carbon seal assemblyRAYTHEON TECH CORP·Filed 2020·Granted Jul 4, 2023·2 cites·20 claims
- 1287US10525529B2Corrosion-resistant aluminum-based abradable coatingsUNITED TECHNOLOGIES CORP·Filed 2017·Granted Jan 7, 2020·2 cites·25 claims
- 1383US11293351B2Gas turbine engine including seal assembly with abradable coating including magnetic particles embedded in polymerRAYTHEON TECH CORP·Filed 2020·Granted Apr 5, 2022·2 cites·20 claims
- 1482US11313280B2Gas turbine engine including seal assembly with abradable coating and cutterRAYTHEON TECH CORP·Filed 2020·Granted Apr 26, 2022·1 cites·19 claims
- 1582US11149854B2High pressure compressor seal-ring with improved wear resistanceUNITED TECHNOLOGIES CORP·Filed 2019·Granted Oct 19, 2021·2 cites·19 claims
- 1681US12291970B2Carbon seal assemblyRTX CORP·Filed 2023·Granted May 6, 2025·0 cites·3 claims
- 1780US12055043B2Seals and methods of making sealsRAYTHEON TECH CORP·Filed 2023·Granted Aug 6, 2024·0 cites·10 claims
- 1878US12060796B2Seals and methods of making sealsRTX CORP·Filed 2021·Granted Aug 13, 2024·0 cites·15 claims
- 1975US12292116B2Carbon seal assemblyRTX CORP·Filed 2023·Granted May 6, 2025·0 cites·18 claims
- 2074US11976732B2Low friction, wear resistant piston sealRTX CORP·Filed 2022·Granted May 7, 2024·0 cites·18 claims
- 2174US11339675B2Seal seat insert for gas turbine enginesUNITED TECHNOLOGIES CORP·Filed 2019·Granted May 24, 2022·1 cites·17 claims
- 2273US11739842B2High pressure compressor seal-ring with improved wear resistanceRAYTHEON TECH CORP·Filed 2021·Granted Aug 29, 2023·0 cites·20 claims
- 2370US11859497B2Seal seat insert for gas turbine enginesRAYTHEON TECH CORP·Filed 2022·Granted Jan 2, 2024·0 cites·17 claims
- 2470US11208907B2Seals and methods of making sealsUNITED TECHNOLOGIES CORP·Filed 2017·Granted Dec 28, 2021·0 cites·12 claims
- 2569US11123801B2Cutting tool made by additive manufacturingKENNAMETAL INC·Filed 2018·Granted Sep 21, 2021·0 cites·20 claims
- 2668US11346235B2Bushing for variable vane in a gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2019·Granted May 31, 2022·1 cites·12 claims
- 2767US11746665B2Bushing for variable vane in a gas turbine engineRAYTHEON TECH CORP·Filed 2022·Granted Sep 5, 2023·0 cites·20 claims
- 2867US11746907B2Carbon seal assemblyUNITED TECHNOLOGIES CORP·Filed 2020·Granted Sep 5, 2023·0 cites·1 claims
- 2965US11480500B2Method of inspecting component surface with marking mediaUNITED TECHNOLOGIES CORP·Filed 2020·Granted Oct 25, 2022·0 cites·16 claims
- 3063US11802330B1Gas turbine engine component with copper oxide coatingPRATT & WHITNEY CANADA·Filed 2022·Granted Oct 31, 2023·0 cites·16 claims
- 3162US11313281B2Gas turbine engine including seal assembly with abradable coating including magnetic particlesRAYTHEON TECH CORP·Filed 2020·Granted Apr 26, 2022·0 cites·17 claims
- 3262US10760686B2Wear resistant piston sealUNITED TECHNOLOGIES CORP·Filed 2017·Granted Sep 1, 2020·0 cites·9 claims
- 3361US11619237B2Carbon seal assemblyUNITED TECHNOLOGIES CORP·Filed 2020·Granted Apr 4, 2023·0 cites·20 claims
- 3460US11560808B2Seal assembly for gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2019·Granted Jan 24, 2023·0 cites·11 claims
- 3560US2024410045A1CoCr Alloy Carbide Composite Coatings for High-Temperature ApplicationsPRATT & WHITNEY CANADA·Filed 2024·Application pending·0 cites
- 3658US12158210B2Self-lubricating, wear resistant piston sealRTX CORP·Filed 2021·Granted Dec 3, 2024·0 cites·14 claims
- 3758US11193384B2Low friction, wear resistant dry face carbon seal—seal seat assemblyUNITED TECHNOLOGIES CORP·Filed 2019·Granted Dec 7, 2021·0 cites·9 claims
- 3857US11719114B2Low friction carbon—carbon seal assemblyUNITED TECHNOLOGIES CORP·Filed 2019·Granted Aug 8, 2023·0 cites·9 claims
- 3957US11448082B2Wear resistant, self-lubricating static sealRAYTHEON TECH CORP·Filed 2020·Granted Sep 20, 2022·0 cites·16 claims
- 4056US11209010B2Multilayer abradable coatingUNITED TECHNOLOGIES CORP·Filed 2017·Granted Dec 28, 2021·0 cites·12 claims
- 4155US11952916B2Self-lubricating blade root/disk interfaceRAYTHEON TECH CORP·Filed 2020·Granted Apr 9, 2024·0 cites·7 claims
- 4252US10808712B2Interference fit with high friction materialUNITED TECHNOLOGIES CORP·Filed 2018·Granted Oct 20, 2020·0 cites·18 claims
- 4345US2024410312A1High Entropy Alloy Repair of Nickel and Cobalt SuperalloysPRATT & WHITNEY CANADA·Filed 2024·Application pending·0 cites
- 4445US2024410046A1Manufacturing of Wear Resistant CoatingsPRATT & WHITNEY CANADA·Filed 2024·Application pending·0 cites
- 4542US2020056483A1Turbine blades and vanes for gas turbine engineUNITED TECHNOLOGIES CORP·Filed 2018·Application pending·0 cites
- 4641US2019186281A1Compressor abradable seal with improved solid lubricant retentionUNITED TECHNOLOGIES CORP·Filed 2017·Application pending·0 cites
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