Pfost; R. Fred

Patent Applications and Registrations

Patent applications and USPTO patent grants for Pfost; R. Fred.The latest application filed is for "billiard ball aiming system".

Company Profile

0.9.0

Pfost; R. Fred - Los Altos CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Billiard ball aiming system Grant 5,401,215 - Pfost March 28, 1	1995-03-28
User programmable control Grant 5,369,566 - Pfost , et al. November 29, 1	1994-11-29
Double action variable force pool cue Grant 5,299,983 - Pfost , et al. April 5, 1	1994-04-05
Optical detection module for use in an automated laboratory work station Grant 5,125,748 - Bjornson , et al. June 30, 1	1992-06-30
Automated multi-purpose analytical chemistry processing center and laboratory work station Grant 5,108,703 - Pfost , et al. April 28, 1	1992-04-28
Automated multi-purpose analytical chemistry processing center and laboratory work station Grant 5,104,621 - Pfost , et al. April 14, 1	1992-04-14
Acoustic impedance system for liquid boundary level detection Grant 4,790,183 - Pfost , et al. December 13, 1	1988-12-13
Tape system with optically contrasting data marks Grant 4,380,032 - Pfost April 12, 1	1983-04-12
Binary system for magnetic card actuation for laundry machines Grant 4,024,379 - Pfost , et al. May 17, 1	1977-05-17

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