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John M Leeman, 5815 Perkins Ct, Haverhill, MA 01832

John Leeman Phones & Addresses

15 Perkins Ct, Haverhill, MA 01832   

150 Washington St, Haverhill, MA 01832    978-5210851   

42 Madison St, Haverhill, MA 01830    978-3730167   

402 River St, Haverhill, MA 01832    978-5218850   

Lawrence, MA   

Tewksbury, MA   

3 Fairfax Ave, Derry, NH 03038    603-4324013   

Mentions for John M Leeman

John Leeman resumes & CV records

Resumes

John Leeman Photo 44

Trade Show And Meeting Planning

Location:
15 Perkins Ct, Haverhill, MA 01832
Industry:
Entertainment
Work:
The Cafe Haverhill Ma Dec 1997 - Oct 2004
Owner
Rillahan & Associates, Inc. Dec 1997 - Oct 2004
Trade Show and Meeting Planning
Opelin Jan 1990 - Apr 1997
Purchasing and Clerk Contract Specialist
Education:
Northern Essex Community College 1986 - 1988
Associates, Business Administration, Management, Business Administration and Management
Northern Essex Community College 1976 - 1978
Bachelors, Business Administration, Management, Business Administration and Management
Haverhill High School
Northern Essex Community College
Skills:
Purchase and Contracts, Office Management, Purchasing Negotiation, Purchase and Contracts Clerk, Event Management, Buyer, Assistant Event Management, Assistant Event, Events Coordination, Restaurant Management
Interests:
Work
John Leeman Photo 45

John Jack Leeman

John Leeman Photo 46

John Leeman

John Leeman Photo 47

John Jack Leeman

John Leeman Photo 48

John Leeman

John Leeman Photo 49

John Leeman

John Leeman Photo 50

John Leeman

Publications & IP owners

Us Patents

Stabilized Cathode Assembly For Arc Light Source

US Patent:
4340845, Jul 20, 1982
Filed:
Jul 16, 1980
Appl. No.:
6/169288
Inventors:
Karl J. Hildebrand - Tyngsboro MA
John Leeman - Andover MA
Assignee:
Leeman Labs, Inc. - Tewksbury MA
International Classification:
H01J 102
US Classification:
315327
Abstract:
A stabilized cathode assembly for an arc light source is disclosed wherein an unattached end of a length of electrically conducting braid serving as a cathode is held in close proximity to the anode of the source to establish an arc path between the braid end and the anode. Support means are disclosed which function to advance and withdraw the braid to initiate the arc. Application of the assembly in a spectrometer sample excitation device is further disclosed.

Scannable Detector System For Echelle Grating Spectrometers

US Patent:
4391523, Jul 5, 1983
Filed:
Mar 23, 1981
Appl. No.:
6/246716
Inventors:
Karl J. Hildebrand - Tyngsboro MA
John Leeman - Andover MA
Assignee:
Leeman Labs Inc. - Tewksbury MA
International Classification:
G01J 334
G01J 338
US Classification:
356328
Abstract:
A scannable detector system for echelle grating spectrometers is disclosed in which a photodetector is positioned behind an aperture plate having a plurality of apertures corresponding to focal positions of the spectral array eminating from the grating. The detector is arranged to scan from aperture to aperture to measure the presence of individual wavelengths in the array. Additionally, the detector may be removed from the field of the plate to permit the substitution of a non-scannable array of detectors and an associated masking aperture plate to simultaneously measure the presence of a plurality of wavelengths in the spectral array.

Sample Manipulation System For Spectrometers

US Patent:
4396287, Aug 2, 1983
Filed:
May 4, 1981
Appl. No.:
6/260334
Inventors:
Karl J. Hildebrand - Tyngsboro MA
John Leeman - Andover MA
Assignee:
Leeman Labs Inc. - Tewksbury MA
International Classification:
G01N 2174
US Classification:
356244
Abstract:
A sample manipulation system for spectrometers is disclosed in which an electrically conductive filament is arranged to receive and hold a liquid containing sample. Various levels of electrical power are employed to heat the filament for such purposes as increasing the affinity of the filament for the liquid, evaporating the liquid after deposition, ashing the remaining sample, and exciting the sample. Separate contact points are provided for each power level as well as means to successively connect at least one end of the filament to each contact point.

Uniform Sample Transport And Manipulation System And Method For Spectrometers

US Patent:
4444497, Apr 24, 1984
Filed:
Nov 12, 1981
Appl. No.:
6/320668
Inventors:
Karl J. Hildebrand - Tyngsboro MA
John Leeman - Andover MA
Assignee:
Leeman Labs, Inc. - Lowell MA
International Classification:
G01N 2174
US Classification:
356244
Abstract:
A sample transport and manipulation system and method for exciting a quantitatively uniform sample for spectrometric analysis over an extended period of time is disclosed. A uniform sample transport medium such as a filament is transported at a uniform rate through an excitation situs which is coincident with the optical input situs of the spectrometer. Means for uniformly depositing a liquid sample over the medium are included to complete the establishment of a system in which the spectrometer is presented with a quantitatively uniform excited sample on a continuous basis.

Sample Excitation Situs Enhancement Apparatus For A Spectrometer

US Patent:
4305662, Dec 15, 1981
Filed:
Apr 21, 1980
Appl. No.:
6/141941
Inventors:
John Leeman - Andover MA
Karl J. Hildebrand - Tyngsboro MA
Assignee:
Leeman Labs, Inc. - Tewksbury MA
International Classification:
G01J 302
G01N 2162
US Classification:
356311
Abstract:
A sample excitation situs or light source enhancement apparatus for an optical spectrometer comprising a mirror arranged to reflect an image of the excitation situs in close proximity to the actual excitation situs is disclosed.

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