G01N 2021/8832
Structured background
Official title: {Structured background, e.g. for transparent objects}
G01N2021/8832 (Structured background) appears on 44 US grants and 40 published applications in this corpus.
Search patents in G01N- Granted patents
- 44
- Published applications
- 40
- Assignees
- 41
- Inventors
- 91
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 0 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 5 |
| 2009 | 2 | 0 |
| 2010 | 1 | 4 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 3 |
| 2017 | 2 | 1 |
| 2018 | 0 | 3 |
| 2019 | 5 | 3 |
| 2020 | 2 | 1 |
| 2021 | 2 | 1 |
| 2022 | 1 | 3 |
| 2023 | 1 | 0 |
| 2024 | 2 | 3 |
| 2025 | 0 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus to enhance semiconductor device manufacturing17 Mar 2026US 12,581,754 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Method for evaluating the optical quality of a delineated region of a glazing29 Oct 2024US 12,130,244 B2Saint-Gobain Glass France
- Testing device and testing method30 Jan 2024US 11,885,751 B2Carl Zeiss Vision International GmbH
- Systems and methods for automatic visual inspection of defects in ophthalmic lenses16 May 2023US 11,650,126 B2Indizen Optical Technologies S.L.
- Surface defect detection system8 Nov 2022US 11,494,892 B2ABB Schweiz AG
- Optical detection system and method for semiconductor substrates2 Jul 2026US 2026/0185949 A1Spirox, Inc.
- Method and apparatus to enhance semiconductor device manufacturing2 Jul 2026US 2026/0190511 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Dimensional Measurement Apparatus23 Apr 2026US 2026/0110641 A1Pro-Sight Vision
- Non-destructive multiple layers cross-section fib-like visualization1 May 2025US 2025/0142211 A1
- Method and system for detecting optical defects within a glass windshield19 Dec 2024US 2024/0420312 A1Saint-Gobain Sekurit France
Most cited
By later US patents
- Method of and apparatus for inspecting transparent object for defect44US 5,216,481 AToyo Glass Co., Ltd. · 1993
- Process and device for inspecting transparent material33US 5,598,262 AThomson-CSF · 1997
- Distortion inspection apparatus of a glass plate31US 4,647,197 ANippon Sheet Glass Co., Ltd. · 1987
- Method and apparatus for determining optical quality24US 6,208,412 B1Visteon Global Technologies, Inc. · 2001
- Container inspection machine19US 6,618,495 B1Emhart Glass S. A. · 2003