G01B 7/305
For testing perpendicularity
Official title: for testing perpendicularity
G01B7/305 (For testing perpendicularity) appears on 12 US grants and 13 published applications in this corpus.
Search patents in G01B- Granted patents
- 12
- Published applications
- 13
- Assignees
- 12
- Inventors
- 22
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 3 |
| 2019 | 0 | 1 |
| 2020 | 3 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and system for determining hinge angle2 Dec 2025US 12,487,642 B2
- Sensor misalignment measuring device3 Jan 2023US 11,543,229 B2InvenSense, Inc.
- Rotation position detection device for change drum and motorcycle5 Apr 2022US 11,293,547 B2Kawasaki Motors, Ltd.
- In-plane sensor misalignment measuring device using capacitive sensing11 May 2021US 11,002,527 B2InvenSense, Inc.
- Magnetic field measuring method and magnetic field measuring apparatus23 Jun 2020US 10,690,732 B2Mitsubishi Electric Corporation
- Method and device for determining the squareness of an ice skate blade and skate sharpening system20 Mar 2025US 2025/0093147 A1Velasa Sports, Inc.
- Saw angle gage8 Jun 2023US 2023/0173596 A1
- Method and system for determining hinge angle26 Jan 2023US 2023/0027806 A1InvenSense, Inc.
- Sensor misalignment measuring device22 Jul 2021US 2021/0223024 A1InvenSense, Inc.
- Sensor misalignment measuring device21 May 2020US 2020/0158489 A1InvenSense, Inc.
Most cited
By later US patents
- System for automatically measuring piling results in a piling operation11US 5,303,162 AKorea National Housing Corporation · 1994
- Device for rotation angle detection4US 10,578,420 B2Melexis Technologies SA · 2020
- Testing apparatus for testing perpendicularity3US 7,779,551 B2Hon Hai Precision Industry Co., Ltd. · 2010
- Proximity differential indicator for aligning machine tools2US 5,121,555 A1992
- Hole angularity gage and methods of operation and manufacture therefor2US 7,707,735 B2The Boeing Company · 2010