FK

Frank Kayser

Merck: 2 patents #125 of 616Top 25%
📍 San Francisco, CA: #66 of 582 inventorsTop 15%
🗺 California: #1,869 of 17,285 inventorsTop 15%
Overall (1997): #40,786 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5696156 Triterpene derivatives with immunosuppressant activity Robert K. Baker, Jianming Bao, William H. Parsons, Kathleen M. Rupprecht 1997-12-09
5679705 Triterpene derivatives with immunosuppressant activity Robert K. Baker, Jianming Bao, William H. Parsons, Kathleen M. Rupprecht 1997-10-21