Derek Washington — 15 Patents at U.S. Philips

Derek Washington has been granted 15 US patents while listed as an inventor at U.S. Philips. The first was granted in 1981 and the most recent in October 2020. Derek Washington ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Derek Washington in Auburn Hills, MI, US.

Patents per Year

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
10817597	Operational scoping with access restrictions	Christopher S. Tucker, Carl Solis	2020-10-27	$46,108,000
10339905	Illuminated instrument strap	—	2019-07-02
10013962	Illuminated instrument strap	—	2018-07-03
4950940	Cathode ray tube with means for preventing backscatter from electron multiplier	Alfred W. Woodhead, Ronald W. A. Gill, Alan G. Knapp, Daphne L. Lamport	1990-08-21	$1,632,000
4908545	Cathode ray tube	Alfred W. Woodhead, Ronald W. A. Gill, Alan G. Knapp, Daphne L. Lamport	1990-03-13
4879496	Display tube	Alan G. Knapp, Daphne L. Lamport, Alfred W. Woodhead	1989-11-07
4757230	Display tube	Daphne L. Lamport	1988-07-12
4743798	Flat cathode ray tube having flexible, woven conductors	—	1988-05-10
4721880	Color cathode ray tube including a channel plate electron multiplier	John R. Mansell, Willem M. Van Alphen	1988-01-26
4612483	Penetron color display tube with channel plate electron multiplier	—	1986-09-16	$515,000
4544860	Laminated channel plate electron multiplier	Andrew J. Guest	1985-10-01	$485,000
4511822	Image display tube having a channel plate electron multiplier	Roger Pook	1985-04-16	$462,000
4482836	Electron multipliers	Hewson N. G. King, Pamela May Stubberfield	1984-11-13	$555,000
4422005	Channel plate electron multiplier	Alan G. Knapp	1983-12-20	$473,000
4276127	Channel plate electron multipliers	Henry D. Stone, Alan G. Knapp, John R. Mansell, Colin D. Overall	1981-06-30	$433,000

Derek Washington — 15 Patents

Patents per Year

Issued Patents All Time

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