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![Easy To Use Patents Search & Patent Lawyer Directory]()
patents.comPatents.com provides one of the most comprehensive worldwide sources of patent data. A source for patent data, analytic tools and provides a hosted community platform enabling users to connect to generate business opportunities, including the licensing/sa瀏覽：1240 -
![Delphion Research intellectual property network - international and US patent search database]()
www.delphion.comA premier site for searching, viewing, and analyzing patent collections worldwide.瀏覽：852
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日期：2026-04-18
Note: For granted inventions (TW-B), English abstracts are available for the period of 1993-2007.From 1993 to 1997, only those of domestic applications and ......
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日期：2026-04-20
IBM's vast collection of intellectual property can bolster the freedom to operate a business, make it more efficient or launch new products. ... Contact us Email us Submit your proposal News about IP 20 years of patent leadership For the 20th year in a ro...
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日期：2026-04-24
pat·ent - n. 1. a. A grant made by a government that confers upon the creator of an invention the sole right to make, use, and sell that invention for a set period of time....
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日期：2026-04-24
FreePatentsOnline is developing tools to make searching world's patent data
easier and more convenient. If you have ......
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日期：2026-04-17
www.pat2pdf.org - A FREE patent search tool. Download U.S. patents (in PDF)
and more! To download a copy of a ......
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日期：2026-04-22
11 Jul 2012 ... The European Patent Office offers access to the free patent databases ...
Espacenet - patent search....
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日期：2026-04-18
Free, worldwide patent search. Search over 60 different national offices and
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日期：2026-04-22
A list of online databases for a free patent search covering Canada - United
States - Europe - WIPO and the EPO free ......
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