1
Frank Wells Sudia: Enhanced cryptographic system and method with key escrow feature. Certco, Steptoe & Johnson, December 28, 1999: US06009177 (293 worldwide citation)

The invention provides a cryptographic system and method with a key escrow feature that uses a method for verifiably splitting users' private encryption keys into components and for sending those components to trusted agents chosen by the particular users, and provides a system that uses modern publ ...


2
Frank W Sudia, Peter C Freund, Stuart T F Huang: Multi-step digital signature method and system. Steptoe & Johnson, October 20, 1998: US05825880 (273 worldwide citation)

A multi-step signing system and method uses multiple signing devices to affix a single signature which can be verified using a single public verification key. Each signing device possesses a share of the signature key and affixes a partial signature in response to authorization from a plurality of a ...


3
James Roland Grapes: Multimedia delivery system. Interactive Digital Systems, Steptoe & Johnson PLLC, September 3, 2002: US06446130 (250 worldwide citation)

A computerized multimedia delivery system designed to simultaneously display multiple streams of multimedia content is disclosed. The interactive delivery system is capable of (1) providing multiple streams of content to users of the system, (2) allowing users to interact with the system, (3) provid ...


4
Frank Wells Sudia: Enhanced cryptographic system and method with key escrow feature. CertCo, Steptoe & Johnson, August 25, 1998: US05799086 (223 worldwide citation)

A cryptographic system with key escrow feature that uses a method for verifiably splitting user's private encryption keys into components and for sending those components to trusted agents chosen by the particular users is provided. The system uses public key certificate management, enforced by a ch ...


5
Joseph Catanese III, Matt McLean, Theodore C Lamson, Amik Nagpurkar, Daniel Merrick, Joshua Makower, Claude Vidal, Russell J Redmond, Michael Collinson, Mitchell C Barham, Scott West: Integrated handle assembly for anchor delivery system. Neotract, Steptoe & Johnson, March 15, 2011: US07905889 (200 worldwide citation)

Intergrated systems and associated method for manipulating tissues and anatomical or other structures in medical application for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes a delivery device configured to deploy and implant anchor device for su ...


6
David A Pensak, John J Cristy, Steven J Singles: Information security architecture for encrypting documents for remote access while maintaining access control. Authentica, Steptoe & Johnson, September 11, 2001: US06289450 (199 worldwide citation)

The invention provides for encrypting electronic information such as a document so that only users with permission may access the document in decrypted form. The process of encrypting the information includes selecting a set of policies as to who may access the information and under what conditions. ...


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John Y Chang, Joshua Makower, Julia D Vrany, Theodore C Lamson, Amrish Jayprakash Walke: Devices, systems and methods for treating disorders of the ear, nose and throat. Acclarent, Steptoe & Johnson, March 10, 2009: US07500971 (154 worldwide citation)

Sinusitis, mucocysts, tumors, infections, hearing disorders, choanal atresia, fractures and other disorders of the paranasal sinuses, Eustachian tubes, Lachrymal ducts and other ear, nose, throat and mouth structures are diagnosed and/or treated using minimally invasive approaches and, in many cases ...


9
Velayudhan Sahadevan: Megavoltage radiation therapy machine combined to diagnostic imaging devices for cost efficient conventional and 3D conformal radiation therapy with on-line Isodose port and diagnostic radiology. Steptoe & Johnson, December 22, 1998: US05851182 (149 worldwide citation)

A patient setup and treatment verification system for radiation therapy having diagnostic imaging devices connected to a room containing a megavoltage radiation therapy machine. The diagnostic rooms and the megavoltage therapy room are connected to each other by openings in the shared secondary wall ...


10
John Y Chang, Joshua Makower, Julia D Vrany, Theodore C Lamson, Amrish Jayprakash Walke: Devices, systems and methods for treating disorders of the ear, nose and throat. Acclarent, Steptoe & Johnson, January 12, 2010: US07645272 (138 worldwide citation)

Sinusitis, mucocysts, tumors, infections, hearing disorders, choanal atresia, fractures and other disorders of the paranasal sinuses, Eustachian tubes, Lachrymal ducts and other ear, nose, throat and mouth structures are diagnosed and/or treated using minimally invasive approaches and, in many cases ...