RQ

Rong Qu

Caterpillar: 11 patents #497 of 8,398Top 6%
IBM: 4 patents #21,733 of 70,183Top 35%
Overall (All Time): #291,441 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11685972 Ni-based alloy and valve 2023-06-27
11022009 Hydraulic lash adjuster Charles F. Coffey 2021-06-01
10989321 Double-crowned valve seat insert having seating surface formed of hard-facing material Ashwin A. Hattiangadi, Paul David Smallidge, Karen Snelling, Pay Broderson 2021-04-27
10934902 Valve seat insert for high power density and marine engines Ashwin A. Hattiangadi, Abram M. Ingold 2021-03-02
10934899 Valve seat insert for engine having double-crowned seating surface profiled for limiting valve recession Ashwin A. Hattiangadi, Sanjay Kumar, Kevin D. Yoder 2021-03-02
10934901 Valve seat insert for high power density and high speed diesel engines Ashwin A. Hattiangadi 2021-03-02
10844758 Engine and gas exchange valve with under-head fillet contoured for chordal stress mitigation Ashwin A. Hattiangadi 2020-11-24
10767520 Valve seat insert for long life natural gas lean burn engines Ashwin A. Hattiangadi, Paul David Smallidge 2020-09-08
10760455 Poppet valve for an internal combustion engine Mark D. Veliz, Arun Lal Gain, Walter S. Isenberg, Rui Yuan, Thierry Marchione 2020-09-01
10731523 Valve seat insert for internal combustion engine profiled to resist valve recession Ashwin A. Hattiangadi, Sanjay Kumar, Kevin D. Yoder 2020-08-04
10006317 Valve actuation system Indrajith Kizhakkethara, Gopinath Baskaran, Ashwin A. Hattiangadi, Kevin W. Redinbo 2018-06-26
9879575 System for lubricating valve assembly of engine Douglas D. Erdman, Michael D. Roley 2018-01-30
9720960 Reporting tools for object-relational databases Cassio S. Dos Santos, Kunjavihari Madhav Kashalikar, Jean-Claude Mamou, Kishore Patel, Hong X. Zhang 2017-08-01
9342555 Reporting tools for object-relational databases Cassio S. Dos Santos, Kunjavihari Madhav Kashalikar, Jean-Claude Mamou, Kishore Patel, Hong X. Zhang 2016-05-17
9172395 Generating an ICONV module in real time Su Liu, Teerasit Tinnakul 2015-10-27
8924408 Automatic generation of database invocation mechanism for external web services Larry Brown, James C. Kleewein, Berthold Reinwald, Peter Schwarz, Charles D. Wolfson 2014-12-30