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For the Inventor, By the Inventor

Houston, TX, United States of America

Smith International, Inc.


USPTO Granted Patents = 1,426

% Expired Patents = 26.6



Trademarks = 28

Forward Citations = 35,971

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749 inventors (with patents filed for the assignee):

goldMedal Madapusi K Keshavan (99 out of 109 patents)

silverMedal Youhe Zhang (88 out of 117 patents)

bronzeMedal Yuelin Shen (69 out of 91 patents)

4.  Charles H Dewey (65 out of 74 patents)

5.  Anthony Griffo (64 out of 67 patents)

6.  Peter Thomas Cariveau (61 out of 86 patents)

7.  Sujian Huang (60 out of 66 patents)

8.  Ronald K Eyre (53 out of 56 patents)

9.  J Daniel Belnap (51 out of 63 patents)

10.  Michael George Azar (45 out of 62 patents)

11.  Gary Ray Portwood (44 out of 45 patents)

12.  Michael Allen Siracki (42 out of 42 patents)

13.  Amardeep Singh (41 out of 41 patents)

14.  Scott D McDonough (39 out of 43 patents)

15.  Chris Edward Cawthorne (39 out of 40 patents)


Core Competencies:
PDC Cutters
Drill Bits
Hybrid Structures
Cutting Elements
Wellbore Diameter
Erosion Resistance
Thermal Stability
Matrix Tool Bodies
Superhard Products
Fixed Cutter Bits
Polycrystalline Diamond
Mechanical Locking

1,426 patents:

1. 11396776 - Multiple ridge cutting element (2022-07-26),
2. RE48524 - Cutting elements having cutting edges with continuous varying radii and bits incorporating the same (2021-04-19),
3. 10947787 - Underreamer for increasing a wellbore diameter (2021-03-16),
4. RE48455 - Rolling cutter (2021-03-01),
5. 10907415 - Multiple ridge cutting element (2021-02-02),
6. 10871037 - Mechanical locking of ovoid cutting element with carbide matrix (2020-12-22),
7. 10851594 - Kerfing hybrid drill bit and other downhole cutting tools (2020-12-01),
8. 10844663 - Fiber reinforced elastomeric stator (2020-11-24),
9. 10794118 - Fixed cutter bits and other downhole tools having non-planar cutting elements thereon (2020-10-06),
10. 10781643 - Cutting elements formed from combinations of materials and bits incorporating the same (2020-09-22),
11. 10774596 - Rolling cutter stability (2020-09-15),
12. 10774594 - Rotating cutting structures and structures for retaining the same (2020-09-15),
13. 10767420 - Roller cone drill bit with evenly loaded cutting elements (2020-09-08),
14. 10760345 - Cutting elements with wear resistant surfaces (2020-09-01),
15. 10753156 - Cutting element backing support (2020-08-25),
Company Overview
Smith International, Inc., headquartered in Houston, TX, specializes in the development and manufacturing of advanced downhole cutting tools. The company focuses on innovative technologies such as PDC cutters, drill bits, and hybrid structures, which enhance drilling efficiency and performance. With a strong emphasis on erosion resistance and thermal stability, Smith International's cutting elements and matrix tool bodies are designed to meet the demanding requirements of the oil and gas industry, ensuring reliability and effectiveness in various wellbore conditions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

1,426 Patents

#5 in Houston, TX

#21 in Texas

#353 in US

#698 in the World

Houston, TX (US)
Houston, TX, United States of America

Smith International, Inc.

Forward Citations = 35,971

749 inventors:

goldMedal Madapusi K Keshavan (99 out of 109 patents)

silverMedal Youhe Zhang (88 out of 117 patents)

bronzeMedal Yuelin Shen (69 out of 91 patents)

4.  Charles H Dewey (65 out of 74 patents)

5.  Anthony Griffo (64 out of 67 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Smith International, Inc.. Retrieved from https://idiyas.com/company/smith-international

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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