G01C 15/08
Plumbing or registering staffs or markers over ground marks
G01C15/08 (Plumbing or registering staffs or markers over ground marks) appears on 34 US grants and 22 published applications in this corpus.
Search patents in G01C- Granted patents
- 34
- Published applications
- 22
- Assignees
- 14
- Inventors
- 57
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 0 | 2 |
| 2018 | 3 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 3 |
| 2021 | 2 | 2 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Target and plumbing system for transferring a point of interest to a jobsite surface24 Mar 2026US 12,584,739 B2Hilti Aktiengesellschaft
- Target and plumbing system for transferring a point of interest on a jobsite surface10 Mar 2026US 12,571,632 B2Hilti Aktiengesellschaft
- Target sphere and target device22 Nov 2022US 11,506,492 B2KUMONOS Corporation
- Intelligent positioning module1 Nov 2022US 11,486,704 B2Hexagon Technology Center GmbH
- Survey system with field calibration7 Dec 2021US 11,194,056 B2Trimble Inc.
- Ground for a utility marker post30 Jul 2026US 2026/0221676 A1
- Construction grading stick and method therefor23 Apr 2026US 2026/0110536 A1
- Target and Plumbing System for Transferring a Point of Interest on a Jobsite Surface27 Jun 2024US 2024/0210173 A1Hilti Aktiengesellschaft
- Target and Plumbing System for Transferring a Point of Interest to a Jobsite Surface11 Jan 2024US 2024/0011773 A1Hilti Aktiengesellschaft
- Target sphere and target device14 Oct 2021US 2021/0318119 A1KUMONOS Corporation
Most cited
By later US patents
- Prism pole for a surveying system34US 5,255,441 A1993
- Device for aligning a geodetic instrument over a defined position mark33US 5,159,760 ALeica Heerbrugg AG · 1992
- Survey tripod31US 4,366,940 A1983
- Device for holding surveyor's instrument24US 4,339,880 A1982
- Device for holding a surveyor's instrument21US 4,192,076 A1980