G01N 2291/0237
Thin materials
Official title: Thin materials, e.g. paper, membranes, thin films
G01N2291/0237 (Thin materials) appears on 288 US grants and 225 published applications in this corpus.
Search patents in G01N- Granted patents
- 288
- Published applications
- 225
- Assignees
- 183
- Inventors
- 569
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 10 | 0 |
| 2001 | 7 | 1 |
| 2002 | 11 | 11 |
| 2003 | 6 | 8 |
| 2004 | 8 | 10 |
| 2005 | 7 | 8 |
| 2006 | 6 | 1 |
| 2007 | 2 | 6 |
| 2008 | 4 | 5 |
| 2009 | 6 | 5 |
| 2010 | 5 | 6 |
| 2011 | 2 | 5 |
| 2012 | 4 | 6 |
| 2013 | 6 | 5 |
| 2014 | 2 | 7 |
| 2015 | 2 | 13 |
| 2016 | 4 | 8 |
| 2017 | 11 | 4 |
| 2018 | 6 | 21 |
| 2019 | 5 | 11 |
| 2020 | 13 | 22 |
| 2021 | 20 | 14 |
| 2022 | 16 | 21 |
| 2023 | 16 | 12 |
| 2024 | 20 | 7 |
| 2025 | 12 | 3 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Imaging and sensing of thin layer using high-frequency ultrasonic transducers2 Jun 2026US 12,644,863 B2Geegah LLC
- Sheet property measurement device and image forming apparatus including sheet property measurement device7 Apr 2026US 12,595,145 B2Canon Kabushiki Kaisha
- Electronic device and control method therefor31 Mar 2026US 12,590,927 B2Samsung Electronics Co., Ltd.
- System, method, and apparatus for inspecting a surface31 Mar 2026US 12,591,239 B2Gecko Robotics, Inc.
- Contactless determination of coating features3 Feb 2026US 12,540,902 B2Das-Nano Tech S.L.
- Measuring device and a measuring method for determining parameters of flat hygiene paper and textile-like or textile sheet materials1 Oct 2026US 2026/0298876 A1Emtec Electronic GmbH
- Method and system for measuring lubrication film thickness of sliding nearing based on ultrasonic proportional coefficient3 Sep 2026US 2026/0259047 A1Xi' An Jiaotong University
- Ultrasonic device, multi-feed detector, conveying device, and scanner14 May 2026US 2026/0135958 A1Seiko Epson Corporation
- Systems, methods and apparatus for temperature control and active cooling of an inspection robot30 Apr 2026US 2026/0116123 A1
- Acoustic signal based analysis of films23 Apr 2026US 2026/0110665 A1Liminal Insights, Inc.
Most cited
By later US patents
- Thin film process monitoring techniques using acoustic waves140US 5,271,274 AThe Board of Trustees of the Leland Stanford Junior University · 1993
- Laser ultrasonics-based material analysis system and method using matched filter processing140US 5,604,592 ATextron Defense Systems, Division of Avco Corporation · 1997
- Laser ultrasonics-based material analysis system and method122US 5,638,396 ATextron Systems Corporation · 1997
- Controller for inspection robot traversing an obstacle87US 11,148,292 B2Gecko Robotics, Inc. · 2021
- Optical method for determining the mechanical properties of a material79US 5,844,684 ABrown University Research Foundation · 1998