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Home › GE › Donald E. Hatfield

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Donald E. Hatfield — 2 Patents

GE: 2 patents #13,632 of 36,430Top 40%

Mattoon, IL: #16 of 42 inventorsTop 40%

Illinois: #34,875 of 84,256 inventorsTop 45%

Overall (All Time): #1,709,992 of 4,157,543Top 45%

2 Patents All Time

Donald E. Hatfield has been granted 2 US patents while listed as an inventor at GE. The first was granted in 2000 and the most recent in March 2001. Donald E. Hatfield ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Donald E. Hatfield in Mattoon, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6203392	Single ended quartz projection lamp	Bernard W. Rachel	2001-03-20	$148,736,000
6011353	Design and cooling of single ended quartz projection lamps	Bernard W. Rachel	2000-01-04	$252,706,000

Donald E. Hatfield — 2 Patents

Issued Patents All Time

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