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The 100 known most prolific inventors based on worldwide utility patents are shown in the following table. While in many cases this is the number of utility patents granted by the United States Patent and Trademark Office, it may include utility patents granted by other countries, as noted by the source references for an inventor.
DuPont is the company's president. After a year of development the firm had raised $24 million in financing and was described as a "quasi-clearinghouse for technology developed by corporations" by Forbes Magazine, where both inventors and companies can post their patents for sale or lease to other firms. [6]
The ability to assign ownership rights increases the liquidity of a patent as property. Inventors can obtain patents and then sell them to third parties. [71] The third parties then own the patents and have the same rights to prevent others from exploiting the claimed inventions, as if they had originally made the inventions themselves.
This list of African-American inventors and scientists documents many of the African Americans who have invented a multitude of items or made discoveries in the course of their lives. These have ranged from practical everyday devices to applications and scientific discoveries in diverse fields, including physics, biology, math, and medicine.
A particularly difficult question of value arises where inventors/owners use their patents to extract other advantages without actually marketing the invention (e.g., cross-licensing of related patents to avoid litigation, or suppressing a technology that could compete with the owner's other products). [22]
China dominates the global race in generative artificial intelligence patents, filing more than 38,000 patents from 2014 to 2023, a U.N. report showed.
Winston Laverne Shelton (May 3, 1922 – April 15, 2019) [1] was an American inventor, electrical engineer and entrepreneur who was awarded 76 US patents as an individual or as part of a team, as well as many corresponding patents.
Shunpei Yamazaki (born 1942), Japan – patents in computer science and solid-state physics, see List of prolific inventors; Gazi Yaşargil (born 1925), Turkey – Microneurosurgery; Ryōichi Yazu (1878–1908), Japan – Yazu Arithmometer; Gunpei Yokoi (1941–1997), Japan – Game Boy; Arthur M. Young (1905–1995), U.S. – Bell Helicopter
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