re-issue a patent
81Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal …
82History of virtual learning environments — A virtual learning environment (VLE) is a system that creates an environment designed to facilitate teachers in the management of educational courses for their students, especially a system using computer hardware and software, which involves… …
83Computers and Information Systems — ▪ 2009 Introduction Smartphone: The New Computer. The market for the smartphone in reality a handheld computer for Web browsing, e mail, music, and video that was integrated with a cellular telephone continued to grow in 2008. According to… …
84Government procurement in the United States — is based on many of the same principles as commercial contracting, but is subject to special laws and regulation as described below. Persons entering into commercial contracts are pretty much free to do anything that they can agree on. Each… …
85The David Berning Company — Established in 1974, The David Berning Company manufactures tube audio amplifiers utilizing the patented[1] ZOTL Impedance Conversion Technology that properly matches high impedance vacuum tubes to the low impedance realm of speakers without the… …
86History of virtual learning environments 1990s — In the history of virtual learning environments, the 1990s was a time of growth, primarily due to advent of the affordable computer and of the Internet.1990s1990* Formal Systems Inc. of Princeton, NJ, USA introduces a DOS based Assessment… …
87Otto J. M. Smith — Born August 6, 1917(1917 08 06 …
88Timeline of historic inventions — The timeline of historic inventions is a chronological list of particularly important or significant technological inventions. Note: Dates for inventions are often controversial. Inventions are often invented by several inventors around the same… …
89Open Invention Network — Type Limited liability company Industry Intellectual property Founded November 10, 2005 Headquarters Durham, NC, United States …
90Apple Inc. litigation — From the 1980s to the present, Apple Inc. has been plaintiff or defendant in civil actions in the United States and other countries. Several of these actions have determined significant case law for the technology industry, while others simply… …
