Inventor

PIERCE JOHN J

US3 patents

⚠️ This page may combine multiple inventors who share the name “PIERCE JOHN J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

1 patent

US10731420B2Aug 4, 2020

Indexing drill bit

SCHLUMBERGER TECHNOLOGY CORP7 citations81

SMITH INTERNATIONAL

1 patent

US9890636B2Feb 13, 2018

Axially stable retention mechanism for picks and cutting elements

SMITH INTERNATIONAL1 citations50

UNIV BRIGHAM YOUNG

1 patent

US9936937B2Apr 10, 2018

Surgical retractor

UNIV BRIGHAM YOUNG0 citations42