U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Examiner: Laufer, Pinchus M.


Primary examiner statistics: 62 patents; average approval time: 1150 days
Assistant examiner statistics: 114 patents; average approval time: 813 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
6760840 File editing system and shared file editing system with file cont...
6215874 Random number generator and method for same
6212634 Certifying authorization in computer networks
6182218 Digital content management system using electronic watermark
6175921 Tamper-proof devices for unique identification
6173401 Importing information onto a chip card
6170058 Method and apparatus for cryptographically camouflaged cryptograp...
6157919 PC-based open metering system and method
6154542 Method and apparatus for simultaneously encrypting and compressin...
6154541 Method and apparatus for a robust high-speed cryptosystem
6154544 Rolling code security system
6151590 Network open metering system
6151679 System and method for preventing a first node from being emulated...
6148084 Restrictedly blindable certificates on secret keys
6134325 Key transmission system
6128738 Certificate based security in SNA data flows
6115735 Message guaranty system
6104812 Anti-counterfeiting method and apparatus using digital screening
6101254 Security method for making secure an authentication method that u...
6097816 Crypt key system
6097818 Data copyright management method
6088799 Security method and system for persistent storage and communicati...
6088797 Tamper-proof electronic processing device
6088680 Automatic toll adjusting system, and storage medium with a radio ...
6088455 Methods and apparatus for selectively reproducing segments of bro...
6085322 Method and apparatus for establishing the authenticity of an elec...
6084966 Communicating encrypted signals in which random bits and random b...
6081793 Method and system for secure computer moderated voting
6081598 Cryptographic system and method with fast decryption
6079019 IC memory card
6078665 Electronic encryption device and method
6076077 Data management system
6075860 Apparatus and method for authentication and encryption of a remot...
6069953 Personal computer having a security function, a method of impleme...
6069952 Data copyright management system
6064739 System and method for copy-protecting distributed video content
6061390 P-code enhanced method for processing encrypted GPS signals witho...
6061790 Network computer system with remote user data encipher methodolog...
6055635 Method and device for facilitating access to a multitude of alpha...
6055634 Secure internal communication system

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
6690795 Multiple keys for decrypting data in restricted-access television...
6088452 Encoding technique for software and hardware
5923759 System for securely exchanging data with smart cards
5917910 Encrypting method and apparatus, recording method, decrypting met...
5915017 Method and apparatus for securing programming data of programmabl...
5912969 Information receiving and recording/reproducing apparatus/method ...
5907617 Try before you buy software distribution and marketing system
5907621 System and method for session management
5903647 Self-launching encrypted digital information distribution system
5903652 System and apparatus for monitoring secure information in a compu...
5901224 Quasi-reprographics with variable embedded data with applications...
5900927 Variable target autofocusing and range finder for measuring dista...
5892827 Method and apparatus for generating personal identification numbe...
5892826 Data processor with flexible data encryption
5889860 Encryption system with transaction coded decryption key
5887060 Central database system for automatic software program sales
5884026 Personal computer having a security function, a method of impleme...
5883954 Self-launching encrypted try before you buy software distribution...
5883955 On-line try before you buy software distribution system
5881154 Data scramble transmission system
5878137 Method for obtaining authenticity identification devices for usin...
5878134 Secure access systems utilizing more than one IC card
5872848 Method and apparatus for witnessed authentication of electronic d...
5870475 Facilitating secure communications in a distribution network
5857025 Electronic encryption device and method
5857023 Space efficient method of redeeming electronic payments
5841871 Method for authenticating a user working in a distributed environ...
5841873 Methods of detecting decryption errors
5838795 Method and apparatus for statistical diffusion in iterated block ...
5838796 Statistically optimized bit permutations in interated block subst...
5838794 Method and apparatus for inter-round mixing in iterated block ...
5835601 File editing system and shared file editing system with file cont...
5835600 Block encryption algorithm with data-dependent rotations
5831717 Obstacle detecting apparatus which employs a laser
5832089 Off-line compatible electronic cash method and system
5828752 Pseudo-random number generator and communication system employing...
5825875 Process for loading a protected storage zone of an information ...
5825879 System and method for copy-protecting distributed video content
5825887 Transmitting and receiving apparatus for full code correlation op...
5825892 Protecting images with an image watermark
 
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