P

Inventor

RUHE THOMAS W

US17 patents
⚠️ This page may combine multiple inventors who share the name “RUHE THOMAS W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEWLETT PACKARD CO

14 patents
US6431702B2Aug 13, 2002

Apparatus and method using ultrasonic energy to fix ink to print media

HEWLETT PACKARD CO65 citations96
US6149327ANov 21, 2000

Method and apparatus for determining and controlling inkjet printing drying time

HEWLETT PACKARD CO64 citations96
US6332068B2Dec 18, 2001

Print recording apparatus having modular autoduplex mechanism

HEWLETT PACKARD CO43 citations95
US6293716B1Sep 25, 2001

Media-activated transmission for modular autoduplex mechanism

HEWLETT PACKARD CO58 citations95
US6167231ADec 26, 2000

Print recording apparatus having modular autoduplex mechanism

HEWLETT PACKARD CO41 citations95
US6543868B2Apr 8, 2003

Dynamically adjustable inkjet printer carriage

HEWLETT PACKARD CO20 citations92
US6203151B1Mar 20, 2001

Apparatus and method using ultrasonic energy to fix ink to print media

HEWLETT PACKARD CO28 citations92
US6029020AFeb 22, 2000

Automatic alignment of media for proper print side orientation

HEWLETT PACKARD CO47 citations92
US6018640AJan 25, 2000

Image alignment during duplex printing

HEWLETT PACKARD CO49 citations92
US5964542AOct 12, 1999

Carriage system with variable belt tension

HEWLETT PACKARD CO38 citations92
US5836706ANov 17, 1998

Media handling system for duplex printing

HEWLETT PACKARD CO35 citations92
US5772343AJun 30, 1998

Media handling system for duplex printing

HEWLETT PACKARD CO48 citations92
US6045212AApr 4, 2000

Integral spring drive belt system for inkjet carriages

HEWLETT PACKARD CO13 citations73
USD431046SSep 19, 2000

Modular duplexing module for an inkjet printing mechanism

HEWLETT PACKARD CO6 citations72

LEXMARK INT INC

1 patent

HEWLETT PACKARD DEVELOPMENT CO

1 patent

RUHE THOMAS W

1 patent