Inventor · disambiguated record
Richard F. Christensen, Sr.
Also filed as: CHRISTENSEN SR RICHARD F
2 granted patents·35 citations·filing 2002–2002
61Inventor score
Technology areasY10T
Files withPACIFIC SEISMIC PRODUCTS INC2
Top patents by PatentIndex Score
2 records- 0180US6527004B1Shock actuated responsive mechanism for vertical fluid valve assembliesPACIFIC SEISMIC PRODUCTS INC·Filed 2002·Granted Mar 4, 2003·31 cites·28 claims
- 0250US6926025B1Shock actuated responsive mechanism with improved leveraged valve closing activation means for vertical fluid valve assembliesPACIFIC SEISMIC PRODUCTS INC·Filed 2002·Granted Aug 9, 2005·4 cites·38 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →