Robert C. Warren — 3 Patents at Unknown

Robert C. Warren has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1993 and the most recent in June 1996. Robert C. Warren ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert C. Warren in Eastsound, WA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5522322	Motorized system and method for aiding physically-impaired persons in moving between different positions	Stanley F. Farmer, Glenn E. Herz	1996-06-04
5363771	Motorized portable system for aiding persons in ascending or descending stairways	Stanley E. Farmer, Glenn E. Herz	1994-11-15
5269227	Motorized portable system and method for aiding persons in ascending or descending stairways	Stanley E. Farmer, Glenn E. Herz	1993-12-14

Robert C. Warren — 3 Patents

Issued Patents All Time

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