Inventors & Inventions in Science

http://www.enchantedlearning.com/inventors/

https://en.wikipedia.org/wiki/List_of_inventors

http://www.biographyonline.net/scientists/modern-inventions.html

http://www.technovelgy.com/ct/ctnlistalpha.asp

http://inventors.about.com/od/astartinventions/a/FamousInvention.htm

http://inventors.about.com/od/inventionsalphabet/

http://www.kidinfo.com/american_history/inventors_inventions.html

http://www.netogram.com/inventorsdatabase.htm#.VlNSi3arTrc

http://worldview3.50webs.com/inventions.html

http://www.infoplease.com/ipa/A0004637.html

http://inventors.about.com/od/astartinventions/a/FamousInvention.htm

http://www.chaospark.com/inventions/inval.htm

http://www.pbs.org/wgbh/amex/telephone/timeline/timeline_text.html

If all else fails and you still cannot find the inventor(s), you may search on Wikipedia.