G01B 21/14
Internal diameters
Official title: internal diameters {(of boreholes or wells E21B47/08)}
G01B21/14 (Internal diameters) appears on 43 US grants and 39 published applications in this corpus.
Search patents in G01B- Granted patents
- 43
- Published applications
- 39
- Assignees
- 46
- Inventors
- 109
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 2 | 1 |
| 2012 | 1 | 2 |
| 2013 | 3 | 1 |
| 2014 | 2 | 2 |
| 2015 | 1 | 4 |
| 2016 | 4 | 2 |
| 2017 | 3 | 4 |
| 2018 | 1 | 3 |
| 2019 | 4 | 2 |
| 2020 | 3 | 3 |
| 2021 | 3 | 3 |
| 2022 | 2 | 1 |
| 2023 | 2 | 4 |
| 2024 | 2 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Normalized shifting visualizer24 Jun 2025US 12,339,638 B2Schlumberger Technology Corporation Sugar
- Device, method, and program for determining parameter indicating shape of ear canal based on layers perpendicular to calculated center line of ear canal4 Mar 2025US 12,239,437 B2NEC Corporation
- Device and method for determining a material composition of a pipe13 Aug 2024US 12,061,112 B2Viken Detection Corporation
- Systems and methods for positioning a shifting profile geometry2 Jul 2024US 12,025,968 B2Schlumberger Technology Corporation
- Identification system for tubulars4 Jul 2023US 11,692,805 B2Saudi Arabian Oil Company
- Device and Method for Determining a Material Composition of a Pipe20 Aug 2026US 2026/0243699 A1Viken Detection Corporation
- Method for detecting scale inside conduit using properties of tube waves23 Jul 2026US 2026/0210708 A1Seismos, Inc.
- Normalized shifting visualizer24 Oct 2024US 2024/0353810 A1Schlumberger Technology Corporation
- Device and Method for Determining a Material Composition of a Pipe29 Jun 2023US 2023/0204410 A1Viken Detection Corporation
- Systems and methods for positioning a shifting profile geometry25 May 2023US 2023/0161316 A1Schlumberger Technology Corporation
Most cited
By later US patents
- Infusion pump with means for measuring the tube internal diameter83US 5,049,047 A1991
- Inner diameter measuring device30US 9,518,817 B2IHI Corporation · 2016
- Method and means for determining pipe diameter30US 9,677,882 B2LMK Technologies, LLC · 2017
- Determination of tuberculation in a fluid distribution system14US 9,835,592 B2Mueller International, LLC · 2017
- Plug gauge for checking dimensions of bores of mechanical parts13US 4,447,960 AFinike Italiana Marposs S.p.A. · 1984