G01N 2201/0638
Refractive parts
G01N2201/0638 (Refractive parts) appears on 249 US grants and 323 published applications in this corpus.
Search patents in G01N- Granted patents
- 249
- Published applications
- 323
- Assignees
- 231
- Inventors
- 714
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 2 |
| 2003 | 2 | 3 |
| 2004 | 2 | 1 |
| 2005 | 1 | 2 |
| 2006 | 3 | 1 |
| 2007 | 1 | 3 |
| 2008 | 3 | 4 |
| 2009 | 2 | 1 |
| 2010 | 1 | 5 |
| 2011 | 3 | 4 |
| 2012 | 1 | 6 |
| 2013 | 4 | 8 |
| 2014 | 4 | 5 |
| 2015 | 9 | 17 |
| 2016 | 18 | 41 |
| 2017 | 21 | 21 |
| 2018 | 19 | 23 |
| 2019 | 28 | 33 |
| 2020 | 28 | 24 |
| 2021 | 16 | 23 |
| 2022 | 14 | 8 |
| 2023 | 10 | 15 |
| 2024 | 18 | 24 |
| 2025 | 13 | 31 |
| 2026 | 13 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Refractive-index concentration sensor6 Oct 2026US 12,754,133 B2Keyence Corporation
- Non-destructive in-situ measurement device and method for high-complexity structures based on Raman analysis8 Sep 2026US 12,730,074 B2Tsinghua University
- Measurement method and substrate processing apparatus25 Aug 2026US 12,716,840 B2Tokyo Electron Limited
- Substrates and optical systems and methods of use thereof21 Jul 2026US 12,686,887 B2Pacific Biosciences of California, Inc.
- Water vapor distribution measurement apparatus23 Jun 2026US 12,663,368 B2Tokyo Metropolitan Public University Corporation
- Fluorescence detection system10 Sep 2026US 2026/0266725 A1Bio-Rad Laboratories, Inc.
- Laser vision sensing device10 Sep 2026US 2026/0266741 A1JLT Co.,LTD.
- In-vacuum integrated metrology sensor for thin film deposition and etching applications27 Aug 2026US 2026/0255915 A1Tokyo Electron Limited
- Improvements in or relating to a flow device6 Aug 2026US 2026/0227317 A1Refeyn Ltd
- Probe unit for spectroscopic analysis23 Jul 2026US 2026/0210839 A1FUJIFILM Corporation
Most cited
By later US patents
- Substrates and optical system having at least one optical waveguide, at least one nanometer-scale aperture and at least one lens array and methods of use thereof169US 8,274,040 B2Pacific Biosciences of California, Inc. · 2012
- Apparatus and a method for high numerical aperture microscopic examination of materials158US 5,220,403 AInternational Business Machines Corporation · 1993
- Apparatus and a method for high numerical aperture microscopic examination of materials102US 5,208,648 AInternational Business Machines Corporation · 1993
- Waveguide substrates and optical systems and methods of use thereof99US 8,471,230 B2Pacific Biosciences of California, Inc. · 2013
- Multiple light paths architecture and obscuration methods for signal and perfusion index optimization84US 10,215,698 B2Apple Inc. · 2019