Inventor
Xiaomin Cheng
Inventor
Houston, TX, US
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling37%
Y10TTechnical subjects covered by former us classification12%
C22CAlloys6%
B22DCasting of metals4%
B23PMetal-working not otherwise provided for4%
B24DTools for grinding, buffing or sharpening4%
C21DModifying the physical structure of ferrous metals4%
G01KMeasuring temperature4%
G10KSound-producing devices4%
Y02PClimate change mitigation technologies in the production or processing of goods4%
PatentTitleYear
11,049,502Speech audio pre-processing segmentation202110,563,464Convex ridge type non-planar cutting tooth and diamond drill bit202010,259,101Methods of forming thermally stable polycrystalline compacts for reduced spalling201910,125,552Convex ridge type non-planar cutting tooth and diamond drill bit201810,000,974Methods for forming earth-boring tools having cutting elements mounted in cutting element pockets and tools formed by such methods20189,963,940Rotary drill bits comprising maraging steel and methods of forming such drill bits20189,840,876'Polycrystalline diamond compact cutter'20179,746,403'Method of testing a polycrystalline diamond compact cutter'20179,739,093'Cutting elements comprising sensors, earth-boring tools having such sensors, and associated methods'20179,543,510'Multi-layer phase change material'20179,534,450'Thermally stable polycrystalline compacts for reduced spalling, earth-boring tools including such compacts, and related methods'20179,369,130'Nonvolatile logic gate circuit based on phase change memory'20169,328,561'Drill bits with sensors for formation evaluation'20169,284,789'Methods for forming earth-boring tools having cutting elements mounted in cutting element pockets and tools formed by such methods'20169,145,741'Cutting elements comprising sensors, earth-boring tools having such sensors, and associated methods'20159,067,323'Device used for capturing micro-particles and a micro-particles transporting equipment provided with the device thereof'20159,045,972'Apparatuses and methods for determining temperature data of a component of an earth-boring drilling tool'20158,991,471'Methods of forming earth-boring tools'20158,807,242'Apparatuses and methods for determining temperature data of a component of an earth-boring drilling tool'20148,777,088'Methods for attaching cutting elements to earth-boring tools using tapered surfaces'20148,695,728'Formation evaluation using a bit-based active radiation source and a gamma ray detector'20148,573,327'Apparatus and methods for estimating tool inclination using bit-based gamma ray sensors'20138,162,077'Drill bit with weight and torque sensors'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2019Patents assigned to BAKER HUGHES INC (15)· patent assignee history
2012–2016Patents assigned to TRINH TU TIEN (7)· patent assignee history
2012–2016Patents assigned to SULLIVAN ERIC (4)· patent assignee history
2012–2016Based in The Woodlands, TX, US· patent location history
2013–2016Patents assigned to CHENG XIAOMIN C (4)· patent assignee history
2014–2020Based in Houston, TX, US· patent location history
2015Based in Ningbo, CN· patent location history
2016–2017Based in Wuhan, CN· patent location history
2017–2020Patents assigned to CNPC USA CORP (4)· patent assignee history
2021Based in Cary, NC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAKER HUGHES INC | 15 | 2012–2019 |
| TRINH TU TIEN | 7 | 2012–2016 |
| CHENG XIAOMIN Cself | 4 | 2013–2016 |
| CNPC USA CORP | 4 | 2017–2020 |
| SULLIVAN ERIC | 4 | 2012–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Houston, Texas, US | 15 | 2014–2020 |
| The Woodlands, Texas, US | 4 | 2012–2016 |
| Wuhan, CN | 2 | 2016–2017 |
| Cary, NC, US | 1 | 2021 |
| Ningbo, CN | 1 | 2015 |