G01B 3/02
Rulers with scales or marks for direct reading
Official title: Rulers with scales or marks for direct reading (measuring tapes G01B3/10)
G01B3/02 (Rulers with scales or marks for direct reading) appears on 517 US grants and 430 published applications in this corpus.
Search patents in G01B- Granted patents
- 517
- Published applications
- 430
- Assignees
- 193
- Inventors
- 944
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 7 | 0 |
| 1978 | 5 | 0 |
| 1979 | 10 | 0 |
| 1980 | 15 | 0 |
| 1981 | 4 | 0 |
| 1982 | 14 | 0 |
| 1983 | 3 | 0 |
| 1984 | 11 | 0 |
| 1985 | 7 | 0 |
| 1986 | 4 | 0 |
| 1987 | 11 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 13 | 0 |
| 2000 | 9 | 0 |
| 2001 | 13 | 5 |
| 2002 | 13 | 7 |
| 2003 | 3 | 6 |
| 2004 | 11 | 10 |
| 2005 | 9 | 10 |
| 2006 | 8 | 11 |
| 2007 | 11 | 9 |
| 2008 | 5 | 16 |
| 2009 | 10 | 16 |
| 2010 | 10 | 17 |
| 2011 | 11 | 14 |
| 2012 | 14 | 21 |
| 2013 | 11 | 11 |
| 2014 | 12 | 14 |
| 2015 | 12 | 11 |
| 2016 | 10 | 10 |
| 2017 | 12 | 23 |
| 2018 | 12 | 29 |
| 2019 | 27 | 20 |
| 2020 | 23 | 37 |
| 2021 | 20 | 26 |
| 2022 | 23 | 22 |
| 2023 | 24 | 26 |
| 2024 | 17 | 25 |
| 2025 | 15 | 20 |
| 2026 | 11 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Speed square with highly visible level6 Oct 2026US 12,754,003 B2
- Illuminated ruler and manufacture method thereof8 Sep 2026US 12,729,847 B2
- Assembly for position measurement1 Sep 2026US 12,723,859 B2Dr. Johannes Heidenhain GmbH
- Quilting ruler, quilting ruler system, and method of use4 Aug 2026US 12,698,579 B2Kimberbell Kids, L.L.C.
- Modular work station7 Jul 2026US 12,674,272 B1Unovo, Inc.
- Device and method for measuring conveyor belt elongation8 Oct 2026US 2026/0309476 A1Laitram, L. L. C.
- Layout tool24 Sep 2026US 2026/0285080 A1Jessem Tool Corporation
- Multipurpose Hammer10 Sep 2026US 2026/0264208 A1
- Apparatus and method for maintaining a minimum approach distance for energized utility assets20 Aug 2026US 2026/0243553 A1Utility Solutions, Inc.
- Measurement Device30 Jul 2026US 2026/0216801 A1
Most cited
By later US patents