G01J 3/508
Measuring the colour of teeth
Official title: {measuring the colour of teeth}
G01J3/508 (Measuring the colour of teeth) appears on 238 US grants and 248 published applications in this corpus.
Search patents in G01J- Granted patents
- 238
- Published applications
- 248
- Assignees
- 72
- Inventors
- 237
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 18 | 7 |
| 2002 | 9 | 15 |
| 2003 | 8 | 11 |
| 2004 | 5 | 5 |
| 2005 | 8 | 13 |
| 2006 | 14 | 10 |
| 2007 | 5 | 15 |
| 2008 | 7 | 20 |
| 2009 | 9 | 17 |
| 2010 | 14 | 9 |
| 2011 | 10 | 11 |
| 2012 | 9 | 13 |
| 2013 | 11 | 11 |
| 2014 | 8 | 5 |
| 2015 | 5 | 6 |
| 2016 | 1 | 4 |
| 2017 | 3 | 9 |
| 2018 | 8 | 8 |
| 2019 | 9 | 9 |
| 2020 | 12 | 13 |
| 2021 | 9 | 7 |
| 2022 | 5 | 10 |
| 2023 | 9 | 5 |
| 2024 | 4 | 7 |
| 2025 | 5 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Color measurement with structured light26 May 2026US 12,638,332 B2Ivoclar Vivadent AG
- System and device for determining a color value of a target object, and methods thereof19 May 2026US 12,631,490 B2Colgate-Palmolive Company
- Focus scanning apparatus recording color13 Jan 2026US 12,521,214 B23Shape A/S
- Method and system for the digital acquisition of intraoral structure and color correction based on distance between reference template value and scanned value18 Nov 2025US 12,472,039 B2Ivoclar Vivadent AG
- User interface for intraoral scanning with tooth color detection17 Jun 2025US 12,335,455 B2Align Technology, Inc.
- System And Device For Measuring A Color Value, And Methods Thereof24 Sep 2026US 2026/0287429 A1Colgate-Palmolive Company
- Focus scanning apparatus recording color17 Sep 2026US 2026/0272627 A13Shape A/S
- System and method for generating three-dimensional representation of dental object1 Jan 2026US 2026/0000493 A13Shape A/S
- Intraoral scanner with hyperspectral imaging2 Oct 2025US 2025/0310502 A1Align Technology, Inc.
- Method for determining color of object, device therefor, and recording medium storing commands therefor5 Jun 2025US 2025/0182334 A1Medit Corp.
Most cited
By later US patents
- Analytic methods of tissue evaluation810US 10,085,643 B22018
- Method and apparatus for colour imaging a three-dimensional structure228US 7,319,529 B2Cadent Ltd. · 2008
- Method for providing data associated with the intraoral cavity219US 7,698,068 B2Cadent Ltd. · 2010
- Method and apparatus for determining the appearance of an object166US 6,008,905 ADeus Ex Machina Inc. · 1999
- Tristimulus colorimeter for use in the fabrication of artificial teeth159US 3,986,777 AWeber Dental Mfg. Co., Div. of Sterndent Corporation · 1976