B41J 2/395
Structure of multi-stylus heads
B41J2/395 (Structure of multi-stylus heads) appears on 107 US grants and 7 published applications in this corpus.
Search patents in B41J- Granted patents
- 107
- Published applications
- 7
- Assignees
- 50
- Inventors
- 187
- Latest grant
- 21 Feb 2006
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 7 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 9 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 3 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Image forming apparatus21 Feb 2006US 7,002,610 B2Seiko Epson Corporation
- Direct imaging process with feed back control by measuring the amount of toner deposited21 Sep 2004US 6,795,101 B2Oce-Technologies B.V.
- Image forming apparatus having a plurality of writing electrodes9 Sep 2003US 6,618,065 B2Seiko Epson Corporation
- Image forming apparatus29 Oct 2002US 6,473,107 B2Seiko Epson Corporation
- Curved print head for charged particle generation14 May 2002US 6,386,684 B1Logical Imaging Solutions, Inc.
- Image drum and a manufacturing method thereof1 Feb 2007US 2007/0024691 A1Samsung Electronics Co., Ltd.
- Image forming apparatus19 May 2005US 2005/0104949 A1Seiko Epson Corporation
- Writing head and image forming apparatus using the same8 Jan 2004US 2004/0004655 A1Seiko Epson Corporation
- Direct imaging process with feed back control by measuring the amount of toner deposited31 Oct 2002US 2002/0158956 A1Oce-Technologies B.V.
- Image forming apparatus25 Apr 2002US 2002/0047887 A1Seiko Epson Corporation
Most cited
By later US patents
- Method of making laminated electrostatic printhead51US 5,148,595 ASynergy Computer Graphics Corporation · 1992
- Electrostatic printhead47US 5,274,401 ASynergy Computer Graphics Corporation · 1993
- Method of fabricating an electrostatic print head39US 4,415,403 ADynamics Research Corporation · 1983
- Method of producing a minutely patterned structure32US 5,100,498 ANGK Insulators, Ltd. · 1992
- Large-scale printhead for non-impact printer and method of manufacture21US 4,534,814 ADynamics Research Corporation · 1985