1
Darren Saravis: Snap together modular storage. Cube Concepts, Greenberg Traurig, Mark Krietzman, E Nair Flores, May 23, 2006: US07048346 (54 worldwide citation)

A modular storage rack, display structural element or cube system formed by snap together panels with alignment guides, which may also support wheels, shelves, drawers and doors. The system is assemble-in-place and may shipped and displayed for sale in a flat pack.


2
Darren Saravis: Snap together modular storage. Mark Krietzman, Sonnenschein Nath & Rosenthal, May 6, 2003: US06557955 (47 worldwide citation)

An modular storage rack, display or cube system formed by snap together panels with alignment guides, which may also support wheels, shelves, drawers and doors. The system is assemble-in-place and may shipped and displayed for sale in a flat pack.


3
Mark Howard Krietzman: Laser pointer with light shaping rotating disk. Mark Krietzman, December 14, 1999: US06000813 (45 worldwide citation)

A portable or stationary light shaping system which can shape a variety of light sources via a series of selectable & moving output specific light shaping optical elements which produces a controlled and precise composite illumination of optical outputs.


4
Mark Howard Krietzman, Yu Hsin Chen: Thin flat illuminator. Mark Krietzman, March 18, 2003: US06533436 (43 worldwide citation)

A flat illuminator, which may utilize a plurality of batteries and may support multiple LED illumination sources, adapted for high volume assembly with a momentary on/off switch formed therein. Encoded data and/or a key blank may also be combined with the flat illuminator.


5
Mark Howard Krietzman: Secondary power supply for use with handheld illumination devices. Mark Krietzman, June 1, 1999: US05909062 (37 worldwide citation)

A secondary or redundant battery supply which nests in-line in a tubular or oval housing. The present invention also provides for a flashlight or flashlight laser illuminator with a secondary or redundant battery supply.


6
Mark Howard Krietzman, Yu Hsin Chen: Flat credit card illuminator with flexible integral switching arm. Mark Krietzman, September 10, 2002: US06447143 (23 worldwide citation)

A flat card shaped illuminator with an on/off switch integrally formed therein. The flat card shaped light is adapted to a variety of uses and the on/off switch may be momentary or latching. One or more LEDs may be incorporated therein and the batteries may be removable.


7
John Nino, David Ivinson: Torque-limiting device. ECA Medical Instruments, Mark Krietzman, Luce Forward Hamilton & Scripps, July 27, 2010: US07762164 (18 worldwide citation)

A torque-limiting driver has a handle, a body, a torque-limiting assembly and a work-piece engaging tip. The torque-limiting assembly includes an upper and lower shank that have a plurality of teeth circumferentially spaced. The teeth have a vertical face, and inclined face and a flat peak. The incl ...


8
Mark Howard Krietzman, Yu Hsin Chen: Multi-apertured feline toy and exercise device. Mark Krietzman, February 16, 1999: US05870971 (18 worldwide citation)

A multi-apertured enclosure having one or more rolling target objects located therein. A plurality of slotted openings, of a fixed maximum diameter, which provide access for multiple cat paws, at a great variety of angles and configurations to attack the targets, external replaceable targets, scratc ...


9
Neil Frank Nagy: Security lock for laptop and notebook computers. Mark Krietzman, February 6, 2001: US06182481 (17 worldwide citation)

A novel security lock for laptop and notebook computers which prohibits the separation of the monitor from the keyboard, may provide an audible motion sensitive alarm and a secondary anchor cable.


10
Mark Howard Krietzman: Laser light. Mark Krietzman, March 6, 2001: US06196702 (16 worldwide citation)

A novel hand held waterproof or submersible laser illumination device which provides for prolonged precise controlled illumination. The present invention also provides for a combination generalized illumination and selectable precise laser outputs.