HM

Hugh Macdonald

PH Personics Holdings: 2 patents #9 of 23Top 40%
📍 Menlo Park, CA: #1,784 of 3,774 inventorsTop 50%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,620,789 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6189900 Small watercraft cart 2001-02-20
4937807 System for encoding sound recordings for high-density storage and high-speed transfers John C. Weitz 1990-06-26
4811325 High-speed reproduction facility for audio programs Thomas D. Sharples, John C. Weitz, Ichyterra Ganapathy, Michael Poimboeuf, Charles Garvin 1989-03-07