John E. Richards — 4 Patents at Biophan Technologies

John E. Richards has been granted 4 US patents while listed as an inventor at Biophan Technologies. The first was granted in 1991 and the most recent in September 2004. John E. Richards ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list John E. Richards in Houston, TX, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6792886	Planing landing craft	Ken Maloney, Robert Stringer, Charles Whipple	2004-09-21	$18,343,000
5655495	Pre-start engine oiler	—	1997-08-12
5103571	Diameter gage for rings and round objects	—	1992-04-14
4995297	Locking ratchet wrench	—	1991-02-26

John E. Richards — 4 Patents

Issued Patents All Time

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