P

Inventor

BALLARD DAVID A

US6 patents
⚠️ This page may combine multiple inventors who share the name “BALLARD DAVID A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MI LLC

3 patents
US6818594B1Nov 16, 2004

Method for the triggered release of polymer-degrading agents for oil field use

MI LLC190 citations97
US6861394B2Mar 1, 2005

Internal breaker

MI LLC85 citations95
US7427582B2Sep 23, 2008

Internal breaker

MI LLC11 citations82

ULTREO INC

2 patents
US7269873B2Sep 18, 2007

Ultrasonic toothbrushes employing an acoustic waveguide

ULTREO INC376 citations96
US7448109B2Nov 11, 2008

Oral hygiene devices

ULTREO INC28 citations90

INTERMEC CORP

1 patent
US4788558ANov 29, 1988

Method and apparatus for controlling tension in tape progressed along a feed path

INTERMEC CORP98 citations93