1
Josef Alexander Hartl, R Brooke Dunn, Michael C Halvorson, Mark A Litman: Alternative bonus games associated with slot machine. IGT, Bell Boyd & Lloyd, November 1, 2005: US06960134 (171 worldwide citation)

A method of playing a game on a gaming machine is performed by placing a wager on an underlying wagering game and playing the underlying wagering game according to the rules of the underlying game. When a predetermined event occurs in the underlying game, the player enters at least one bonus game. T ...


2
Mark A Litman: Antiforgery security system. Aveka, Schwegman Lundberg Woessner & Kluth P A, November 23, 1999: US05988500 (67 worldwide citation)

Elongated magnetic elements can be inserted into items to provide readable magnetic patterns which provide reproducible or unique signal patterns to identify or authenticate the items. Magnetic fibers may be distributed within items or magnetic strips to provide reproducible patterns when read. The ...


3
Mark A Litman: Antiforgery security system. Mark A Litman & Associates P A, July 3, 2001: US06254002 (62 worldwide citation)

Security can be enhanced for any circular casino chip, betting chip or token by a magnetically readable system that may be applied to circular casino chip, betting chip or token. A circular casino chip, betting chip or token could be constructed and having at least a first, second and third set of m ...


4
Mark A Litman: Transactional item with non-parallel magnetic elements. Aveka, Schwegman Lundberg Woessner & Kluth P A, November 10, 1998: US05834748 (61 worldwide citation)

Transactional items such as currency, credit cards, identification cards and the like can be provided with enhanced difficulty to forge or counterfeit by the inclusion of magnetic elements within the transactional item. The signal strength, period, amplitude and/or alignment of the magnetic field ma ...


5
Mark A Litman: Antiforgery security system. Aveka, Schwegman Lundberg Woessner and Kluth, April 25, 2000: US06053406 (46 worldwide citation)

Security may be enhanced for any magnetically readable system that may be applied or built into items, such as apparel, credit cards, currency, identification cards, or other transactional items. These and similar items, with informational content that can be varied may be used in systems for authen ...


6
David Gray, Mark A Litman: Method and structure for nasal dilator. Liberman Distributing and Manufacturing Co, Knowles Intellectual Property Strategies, Brent R Bellows, August 4, 2015: US09095422 (15 worldwide citation)

A nasal dilator and method of making nasal dilators are provided. The dilator may have a composite base element of at least two regions, the base element having an outer surface and an inner surface, the inner surface of the base element having a pressure-sensitive adhesive disposed thereon; the bas ...


7
Josef Alexander Hartl, R Brooke Dunn, Michael C Halvorson, Mark A Litman: Gaming device having a puzzle function operable to indicate information related to a game event. IGT, K&L Gates, October 20, 2009: US07604539 (12 worldwide citation)

A method of playing a game on a gaming machine is performed by placing a wager on an underlying wagering game and playing the underlying wagering game according to the rules of the underlying game. When a predetermined event occurs in the underlying game, the player enters at least one bonus game. T ...


8
Josef Alexander Hartl, R Brooke Dunn, Michael C Halvorson, Mark A Litman: Gaming device having an indicator operable to indicate primary game outcomes and associated bonus game opportunities. IGT, K&L Gates, April 6, 2010: US07690983 (12 worldwide citation)

A method of playing a primary game on a gaming machine is performed by placing a wager on an underlying wagering primary game and playing the underlying wagering primary game according to the rules of the underlying primary game. When a predetermined event occurs in the underlying primary game, the ...


9
David A Gray, Robert M Hume, Mark A Litman: Advanced fabric technology and filters. Mark A Litman & Associates P A, January 22, 2019: US10182946

A filter material for entrapping particles and actively affecting the trapped particles within the filter. The fabric has a blend of hydrophilic superabsorbent fibers and non-superabsorbent hydrophilic fibers that is sufficiently porous as to allow gaseous flow through the fabric. The fabric having ...


10
David A Gray, Robert M Hume, Mark A Litman: Antimicrobial apparel and fabric and coverings. Mark A Litman & Associates P A, February 27, 2018: US09901128

An apparel or material which may be placed anywhere or worn about the neck or other parts of the body of a human. The apparel/material has a structure that, when repositioned from about the wearer, will retain a position about a mouth and nose of the human, as by elasticity or taughtness of a wrappi ...