C01P 2004/02
Obtained by optical microscopy
Official title: obtained by optical microscopy
C01P2004/02 (Obtained by optical microscopy) appears on 297 US grants and 327 published applications in this corpus.
Search patents in C01P- Granted patents
- 297
- Published applications
- 327
- Assignees
- 294
- Inventors
- 1,043
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 2 |
| 2003 | 3 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 2 |
| 2006 | 2 | 5 |
| 2007 | 4 | 4 |
| 2008 | 1 | 2 |
| 2009 | 4 | 8 |
| 2010 | 7 | 13 |
| 2011 | 2 | 5 |
| 2012 | 7 | 4 |
| 2013 | 5 | 4 |
| 2014 | 4 | 7 |
| 2015 | 7 | 11 |
| 2016 | 6 | 12 |
| 2017 | 11 | 15 |
| 2018 | 8 | 16 |
| 2019 | 20 | 32 |
| 2020 | 15 | 25 |
| 2021 | 17 | 34 |
| 2022 | 21 | 28 |
| 2023 | 23 | 27 |
| 2024 | 27 | 15 |
| 2025 | 21 | 30 |
| 2026 | 16 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for multicolor photonic pigments from magneticially assembled nanorod arrays29 Sep 2026US 12,748,324 B2The Regents of the University of California
- Thermally conductive additive, thermally conductive composite material, and wire harness15 Sep 2026US 12,735,618 B2Autonetworks Technologies, Ltd.
- Transparent substrates comprising three-dimensional porous conductive graphene films and methods for making the same8 Sep 2026US 12,729,153 B2Corning Incorporated
- Electroluminescent device and semiconductor nanoparticle4 Aug 2026US 12,698,442 B2Samsung Display Co., Ltd.
- High purity cordierite material for semiconductor applications28 Jul 2026US 12,692,172 B2Heraeus Covantics North America LLC
- Improved alpha alumina compositions8 Oct 2026US 2026/0308005 A1CoorsTek, Inc.
- Infiltrated components8 Oct 2026US 2026/0308731 A1Oerlikon Metco (US) Inc.
- Method for preparing boron nitride nanosheets, method for preparing boron nitride nanosheet-based fibers, and fibers prepared thereby24 Sep 2026US 2026/0285683 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Method for preparing multipod silica nanoparticles and multipod silica nanoparticles17 Sep 2026US 2026/0274692 A1Industry-University Cooperation Foundation Hanyang University Erica Campus
- Reduced graphene oxide-containing materials and preparation methods thereof27 Aug 2026US 2026/0250135 A1Khalifa University of Science and Technology
Most cited
By later US patents
- Layered cathode materials for lithium ion rechargeable batteries102US 7,205,072 B2The University of Chicago · 2007
- Printed electronics56US 8,278,757 B2The Trustees of Princeton University · 2012
- Enhancement of mechanical properties of ceramic membranes and solid electrolytes52US 5,624,542 AGas Research Institute · 1997
- Composite mixed ionic-electronic conductors for oxygen separation and electrocatalysis51US 5,478,444 AGas Research Institute · 1995
- Aqueous, colloidal gas black suspension49US 7,160,377 B2Degussa AG · 2007