Hitach, Ltd.
Tokyo, JP· latest recorded location
Hitach, Ltd. is named on 15 US grants and 15 published applications in this corpus. Its most frequent classification is G06F (Computing and data processing).
- Granted patents
- 15
- Published applications
- 15
- Inventors
- 105
- Granted in 2026 so far
- 0
- Most recent grant
- 6 Mar 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 4 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 0 |
By publication year.
Technology areas
Share of 30 documents
- G06FComputing and data processing5
- G03FPhotomechanical production of textured or patterned surfaces3
- G11BInformation storage based on relative movement between record carrier and transducer3
- Y02TLow-carbon transport3
- B60KArrangement or mounting of propulsion units or of transmissions in vehicles2
- F02DControlling combustion engines2
- G01BMeasuring length, thickness or similar linear dimensions2
- G02FOptical devices or arrangements for the control of light by modification of2
- G06KGraphical data reading2
- H02MApparatus for conversion between ac and ac, between ac and dc, or2
Recent patents
- Method for vapor-phase growth of phase-change thin film, and device for vapor-phase growth of phase-change thin film6 Mar 2018US 9,911,916 B2
- Organic light-emitting element, light source device and method of manufacturing organic light-emitting element15 Nov 2016US 9,496,516 B2
- Computer and memory management method19 Apr 2016US 9,317,312 B2
- Measuring apparatus and film formation method25 Mar 2003US 6,537,832 B2
- Key distribution method and system in secure broadcast communication28 Jan 2003US 6,512,829 B1
- Computer system and storage device17 Aug 2017US 2017/0235677 A1
- Semiconductor storage device, and storage device using same10 Aug 2017US 2017/0229176 A1
- Drive Circuit of Semiconductor Switching Element and Power Conversion Circuit Using the Same1 Jan 2015US 2015/0003133 A1
- Lithium Ion Secondary Battery Positive Electrode, Lithium Ion Secondary Battery, Vehicle Mounting the Same, and Electric Power Storage System4 Dec 2014US 2014/0356717 A1
- Computer and memory management method4 Sep 2014US 2014/0250286 A1
Most cited
By later US patents
- Method and apparatus for detecting abnormal patterns37US 4,952,058 A1990
- Linear access mechanism with driving force reaction cancelling device and magnetic disk apparatus using the same37US 5,062,012 A1991
- Active matrix type liquid crystal display system and driving method therefor30US 5,854,616 A1998
- Having a pattern for improving voltage difference between different pixel electrodes in which semiconductive or signal line portion is larger for a more remote pixel23US 6,249,325 B12001
- Method and apparatus for detecting and displaying a representative image of a shot of short duration in a moving image18US 6,023,520 A2000