Inventor

John P. Gardiner

Inventor

Londonderry, NH, US

Overview

20→

Patents

1990–2010

Patent span

Performing operations

Primary field (CPC B)

Patents· 20 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B41Cprimary

B41CProcesses for the manufacture or reproduction of printing surfaces21%

B41PIndexing scheme relating to printing, lining machines, typewriters, and to stamps18%

B41FPrinting machines or presses10%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

B41JTypewriters8%

B41MPrinting, duplicating, marking, or copying processes8%

B41NPrinting plates or foils8%

G01BMeasuring length, thickness or similar linear dimensions3%

G01DMeasuring not specially adapted for a specific variable3%

H04NPictorial communication, e.g. television3%

PatentTitleYear

7,770,502'Laser-guided paper trimmer'2010 6,148,684'Anti-backlash gear'2000 6,095,049'Laser-driven method and apparatus for lithographic imaging and printing plates for use therewith'2000 5,996,496'Laser-imageable lithographic printing members'1999 5,657,692'Removable supply and uptake assemblies for lithographic plate material'1997 5,638,753'Laser-driven method and apparatus for lithographic imaging and printing plates for use therewith'1997 5,551,341'Lithographic printing plates for use with laser discharge imaging apparatus'1996 D0372118'Spool'1996 5,540,150'Laser-driven method and apparatus for lithographic imaging and printing plates for use therewith'1996 5,385,092'Laser-driven method and apparatus for lithographic imaging'1995 5,355,795'Automatic plate-loading cylinder for use with plate-imaging systems'1994 5,272,979'Plasma-jet imaging apparatus and method'1993 5,237,923'Apparatus and method for imaging lithographic printing plates using spark discharges'1993 5,235,914'Apparatus and method for imaging lithographic printing plates using spark discharges'1993 5,163,368'Printing apparatus with image error correction and ink regulation control'1992 5,148,746'Print-head and plate-cleaning assembly'1992 5,121,688'Spark-discharge recording head with position sensor and control for imaging lithographic printing plates'1992 5,103,731'Pitch and roll adjustment for print-head assembly'1992 5,062,364'Plasma-jet imaging method'1991 4,936,211'Multicolor offset press with segmental impression cylinder gear'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2000Patents assigned to PRESSTEK INC (17)· patent assignee history

1990Based in Chelmsford, MA, US· patent location history

1991–2000Based in Londonderry, NH, US· patent location history

1992Patents assigned to PRESST INC (1)· patent assignee history

2000Patents assigned to HEIDELBERGER DRUCKMASCH AG (1)· patent assignee history

2010Patents assigned to ELMER S PRODUCTS INC (1)· patent assignee history

2010Based in Statesville, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PRESSTEK INC	17	1990–2000
ELMER S PRODUCTS INC	1	2010
HEIDELBERGER DRUCKMASCH AG	1	2000
PRESST INC	1	1992

Locations

Location	Patents	Span
Londonderry, NH, US	18	1991–2000
Statesville, NC, US	1	2010
Chelmsford, Massachusetts, US	1	1990