G11C 19/30
Digital stores in which the information is moved stepwise: using opto-electronic devices
Official title: using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
G11C19/30 (Digital stores in which the information is moved stepwise: using opto-electronic devices) appears on 19 US grants and 13 published applications in this corpus.
Search patents in G11C- Granted patents
- 19
- Published applications
- 13
- Assignees
- 16
- Inventors
- 26
- Latest grant
- 22 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
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| 1979 | 1 | 0 |
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| 1984 | 1 | 0 |
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| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
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| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 3 | 2 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Reference voltage adjustment per path for high speed memory signaling22 Jul 2025US 12,367,943 B2Intel Corporation
- Optical comb source for content-addressable memory encoders11 Oct 2022US 11,469,764 B2Hewlett Packard Enterprise Development LP
- Mechanism and optical system for optical-medium storage12 Jul 2022US 11,386,956 B2Zhengzhou Yunhai Information Technology Co., Ltd.
- Data shifting circuit for a current mode display19 Oct 2021US 11,151,916 B2Facebook Technologies, LLC
- Analog data shifter for a current mode display2 Mar 2021US 10,937,348 B2Facebook Technologies, LLC
- Optical comb source for content-addressable memory encoders3 Mar 2022US 2022/0069829 A1Hewlett Packard Enterprise Development LP
- Mechanism and optical system for optical-medium storage21 Oct 2021US 2021/0327506 A1Zhengzhou Yunhai Information Technology Co., Ltd.
- Reference voltage adjustment per path for high speed memory signaling21 Oct 2021US 2021/0327524 A1Intel Corporation
- Data shifting circuit for a current mode display26 Nov 2020US 2020/0372846 A1Facebook Technologies, LLC
- Analog data shifter for a current mode display23 May 2019US 2019/0156720 A1Facebook Technologies, LLC
Most cited
By later US patents
- Splice-free fiber optic recirculating memory46US 4,473,270 ALeland Stanford Junior University · 1984
- Molecular shift register based on electron transfer34US 5,063,417 ACalifornia Institute of Technology · 1991
- Semiconductor device and display device25US 8,803,781 B2Semiconductor Energy Laboratory Co.Ltd. · 2014
- Information holding device12US 4,534,015 AQMC Industrial Research Limited · 1985
- Apparatus for sequential optical systems where an independently controllable transmission gate is interposed between successive optoelectronic gates10US 5,093,565 AAT&T Bell Laboratories · 1992