Walter J. Sparzak, Sr.

BL Bell Telephone Laboratories: 1 patents #102 of 452Top 25%

WC Western Electric Company: 1 patents #28 of 195Top 15%

📍 Catonsville, MD: #2 of 5 inventorsTop 40%

🗺 Maryland: #154 of 841 inventorsTop 20%

Overall (1982): #24,949 of 81,411Top 35%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4346145	Coating composition and coated articles	Jae-Hak Choi, John J. Mottine, Jr., William C. Vesperman	1982-08-24