YC

Yen-Yau H. Chao

📍 Harleysville, PA: #16 of 34 inventorsTop 50%
🗺 Pennsylvania: #1,491 of 5,394 inventorsTop 30%
Overall (2003): #88,279 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6602924 Foamed gypsum compositions Jin-Chih Chiang 2003-08-05