John Cheetham — 2 Patents at RTX (Raytheon)

John Cheetham has been granted 2 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 1984 and the most recent in December 1990. John Cheetham ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Cheetham in Teddington, CT, GB.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4980824	Event driven executive	Bhalchandra R. Tulpule, Robert E. Collins, Smith William Cornwell	1990-12-25
4476020	Strainer assembly for granular media filters	—	1984-10-09

John Cheetham — 2 Patents

Issued Patents All Time

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