D. Bruce Modesitt

📍 Redwood City, CA: #28 of 219 inventorsTop 15%

🗺 California: #1,869 of 17,285 inventorsTop 15%

Overall (1997): #43,448 of 185,788Top 25%

Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5662460	Downhole pneumatic pump with variable bouyant actuator	—	1997-09-02
5611672	Pumping chamber movement activated downhole pneumatic pump	—	1997-03-18