DJ

David B. R. Johnston

Merck: 1 patents #238 of 616Top 40%
📍 Whitemarsh, PA: #3 of 17 inventorsTop 20%
🗺 Pennsylvania: #389 of 4,367 inventorsTop 9%
Overall (1997): #43,005 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5652235 Method of using spiro piperidines to promote the release of growth hormone Meng-Hsin Chen, Ravi Nargund, Arthur A. Patchett, James R. Tata, Lihu Yang 1997-07-29
5605008 Plant shelter Vincent P. Johnston, Marjorie R. Johnston 1997-02-25