Thomas Edison was granted 1093 US Patents - a record that has yet to be broken by a single individual. He also held a couple hundred foreign patents in the UK, France, and Germany. This goes without mentioning the 500-800 denied US applications he filed as well as other inventions he may never have had sought protection for.
Some of Tesla's patents are not accounted for, and various sources have discovered some that have lain hidden in patent archives. There are a minimum of 278 patents issued to Tesla in 26 countries that have been accounted for.
Alexander Graham Bell had 18 patents issued to him only, and 12 issued to him and collaborators.
Martin Cooper is an inventor. He is credited with eleven patents including a variety of patents that affect the cellular phones in use today.
The World Intellectual Property Organization (WIPO) published a report on the statistics of worldwide patent activity in 2007 at http://www.wipo.int/ipstats/en/statistics/patents/patent_report_2007.html. - Mark
There is no historic record of W. B. Purvis except that he was an African-American inventor who filed numerous patents with the US Patent Office between 1884 and 1897, including an improved form of the fountain pen.
99,220, including utility patents, plant patents, design patents, and reissues.
The USPTO granted a total of 247,727 patents from 1 January 2011 to 31 December 2011, including Reissue Patents, Plant Patents, Design Patents, and Utility Patents.
As of 2010, General Electric (GE) has 1,222 patents. Aside from this, they have filed 37, 268 patents in the US.
ALL US patents expire within a timeframe.
Mathias Weddell
The US Patent Office issued 99,200 total patents from 1 January 1990 to 31 December 1990, including 9 reissue patents, 6 plant patents, 194 design patents, and 98,991 utility patents.
Thomas Edison was a well respected scientist with over 1000 patents, exact number would be 1093
U.S. patents are only effective in the United States, its territories, and its possessions
Marconi had 33 US patents and 6 UK patents, for developments in wireless telegraphy.
Kia Silverbrook. Silverbrook is listed as an inventor on 3123 issued US utility patents.
Thomas Edison held 1093 US patents, and over 2000 worldwide.
There are hundreds of cosmetics with US patents.