Patents
- U.S. Patent 226,503 "Method and Apparatus for Coating Plates", filed September 1879, issued April 1880
- U.S. Patent 306,470 "Photographic Film", filed May 10, 1884, issued October 14, 1884
- U.S. Patent 306,594 "Photographic Film", filed March 7, 1884, issued October 14, 1884
- U.S. Patent 317,049 (with William H. Walker) "Roll Holder for Photographic Films", filed August 1884, issued May 1885
- U.S. Patent 388,850 "Camera", filed March, 1888, issued September, 1888
- Eastman licensed, then purchased U.S. Patent 248,179 "Photographic Apparatus" (roll film holder), filed June 21, 1881, issued October 11, 1881 to David H. Houston.
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