G01D 9/30
There being a separate recording element for each variable
Official title: there being a separate recording element for each variable, e.g. multiple-pen recorder
G01D9/30 (There being a separate recording element for each variable) appears on 65 US grants and 4 published applications in this corpus.
Search patents in G01D- Granted patents
- 65
- Published applications
- 4
- Assignees
- 42
- Inventors
- 78
- Latest grant
- 16 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Updating intensities in a PHD filter based on a sensor track ID16 Nov 2021US 11,175,142 B2Honeywell International Inc.
- Optical position transmitter with analog memory unit1 Nov 2016US 9,482,560 B2Hexagon Technology Center GmbH
- Multi-interval data acquisition apparatus30 May 2006US 7,054,956 B2Yokogawa Electric Corporation
- Process chart recorder with dot printing head28 Nov 2000US 6,152,622 AHartman & Braun Aktiengesellschaft
- Chart recorders27 Jul 1999US 5,929,873 AABB Kent-Taylor Limited
- Storing measurements of nozzle conditions5 Nov 2020US 2020/0348155 A1Hewlett-Packard Development Company, L. P.
- Updating intensities in a phd filter based on a sensor track id4 Feb 2016US 2016/0033281 A1Honeywell International Inc.
- Optical position transmitter with analog memory unit28 May 2015US 2015/0144774 A1Hexagon Technology Center GmbH
- Multi-interval data acquisition apparatus10 Nov 2005US 2005/0251585 A1Yokogawa Electric Corporation
Most cited
By later US patents
- Color ink-jet printer151US 4,511,907 ANEC Corporation · 1985
- Method for preventing non-discharge in a liquid jet recorder and a liquid jet recorder149US 4,712,172 ACanon Kabushiki Kaisha · 1987
- Pen printer78US 4,856,919 ASony Corporation · 1989
- Chart recorded having multiple thermal print heads37US 4,739,344 AAstro-Med, Inc. · 1988
- Pen type multi-color recording device35US 4,405,931 AAlps Electric Co., Ltd. · 1983