Chen Chen — 22 Patents at Smith International

Chen Chen has been granted 22 US patents while listed as an inventor at Smith International. The first was granted in 2001 and the most recent in July 2024. Chen Chen ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Chen Chen in Diemelstraße, TX, US.

Patents per Year

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Showing 1–22 of 22 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12031384	Cutting elements having non-planar surfaces and downhole cutting tools using such cutting elements	Huimin Song, Liang Zhao, Youhe Zhang, Michael G. Azar, Xiaoge Gan +4 more	2024-07-09	$29,727,000
11215012	Cutting elements having non-planar surfaces and downhole cutting tools using such cutting elements	Huimin Song, Liang Zhao, Youhe Zhang, Michael G. Azar, Xiaoge Gan +4 more	2022-01-04	$50,778,000
10774594	Rotating cutting structures and structures for retaining the same	Youhe Zhang, Yuri Burhan	2020-09-15
10774596	Rolling cutter stability	Youhe Zhang, Yuri Burhan, Balasubramanian Durairajan, Sandeep Tammineni	2020-09-15
D874873	Knife handle	—	2020-02-11
10350770	Pattern knife assembly	—	2019-07-16
10287825	Cutting elements having non-planar surfaces and downhole cutting tools using such cutting elements	Huimin Song, Liang Zhao, Youhe Zhang, Michael G. Azar, Xiaoge Gan +4 more	2019-05-14
10267096	Drill bit rolling element with retaining ring	Yuri Burhan, Jibin Shi, Youhe Zhang	2019-04-23
10119341	Cutter with support liner	Youhe Zhang, Yuri Burhan, Jibin Shi	2018-11-06
9976356	Rolling cutter with retaining ring	Yuri Burhan, Jibin Shi, Youhe Zhang	2018-05-22
9869133	Method of using spring loaded blocker to retain rolling cutters or mechanical lock cutters	Yuri Burhan, Jibin Shi	2018-01-16
9605486	Rolling cutter with close loop retaining ring	Yuri Burhan, Jibin Shi, Youhe Zhang	2017-03-28
9464486	Rolling cutter with bottom support	Youhe Zhang, Yuri Burhan, Jibin Shi	2016-10-11
9464490	Gage cutter protection for drilling bits	Youhe Zhang, Michael G. Azar, Yuri Burhan	2016-10-11
9328564	Cutting elements retained within sleeves	Youhe Zhang, Jibin Shi, Yuri Burhan	2016-05-03
D499301	Knife holder	—	2004-12-07
D498394	Knife hilt	—	2004-11-16
D497523	Knife holder	—	2004-10-26
D494441	Knife hilt	—	2004-08-17
D469666	Knife handle	—	2003-02-04
D468972	Knife hilt	—	2003-01-21
D445663	Handle grip with ellipsoidal end	—	2001-07-31

Chen Chen — 22 Patents

Patents per Year

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