U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Examiner: Underwood, Donald W.


Primary examiner statistics: 804 patents; average approval time: 803 days
Assistant examiner statistics: 947 patents; average approval time: 717 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
RE40690 Machine tool center
7455494 Control circuit for an attachment mounting device
7452177 Working mechanism for construction machine
7448841 Front device
7442001 Boom assembly
7438517 Tractor
7435046 Dynamic carousel robotic workcell
7431554 Pinching fingers attachment for utility vehicles
7431553 Loader work machine
7429158 Expandable implement attachment
7429159 End loader bucket attachment
7422410 Lift attachment for use with a three-point hitch of a tractor
7422412 Horizontal articulated robot
7419350 Configuring operative arm of excavator with adapter body to exten...
7419351 Managing structure for umbilical member of industrial robot
7413397 Work vehicle having front loader
7413398 Power tong positioner
7410338 Exoskeleton for the human arm, in particular for space applicatio...
7407363 Substrate transport apparatus and substrate transport method
7393175 Actuator system for nanoscale movement
7390157 Force feedback and texture simulating interface device
7381024 LPG tank insertion apparatus for automobiles
7377741 Articulating loader with twin control arms, and methods of constr...
7374393 Method of retaining a substrate during a substrate transferring p...
7374391 Substrate gripper for a substrate handling robot
7371039 Slat replacement system
7367771 Light weight parallel manipulators using active/passive cables
7367772 Light weight parallel manipulators using active/passive cables
7366585 Method and apparatus for moving a handling system
7354239 Attachment device for a loader bucket or fork
7354238 Work vehicle
7354237 Loader boom arm
7351028 Work machine adapter and method
7347659 Vehicle mounted bale pick-up and feeder
7344352 Workpiece transfer device
7344351 Electronic boom height sensor
7331750 Parallel robot
7331749 Backhoe for all-terrain vehicles
7331748 Assembly for mounting various work tools to a construction vehicl...
7329082 Electrically actuated attachment system for tractor front end loa...

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
5598648 Apparatus for controlling straight excavating operation with hydr...
5513947 Tractor mechanism for robotic magnetic tape cartridge handling sy...
5332352 Robot prealigner
5331724 Main line toggle
5332351 Coil unloading and transportation apparatus and method
5326218 Robotic arm for handling product
5324163 Three-axis Cartesian robot
5324155 Wafer handling system with bernoulli pick-up
5316435 Three function control system
5314293 Direct drive robotic system
5314292 Material clamping apparatus
5314294 Semiconductor substrate transport arm for semiconductor substrate...
5314291 Load balancer
5312220 Industrial robot with workpiece handling means for attaching a wo...
5312217 Resolved motion velocity control
5310038 Positioning mechanism for positioning a palletized device on a ...
5308219 Process for automatically controlling actuators of excavator
5308217 Roll chucking apparatus
5308220 Scoop-and-dump jack for shovel-loader
5308221 Method and apparatus for controlling a robot having a floating ha...
5302063 Vehicle wheel chock
5297910 Transportation-transfer device for an object of treatment
5297915 Apparatus for lifting and moving heavy objects
5295778 Assembling apparatus
5292222 Robotic load device for outer diameter pickup of a disk
5292220 Dual cylinder actuated boom arm
5288199 Transporting device of magnetically floating type
5288198 Control mechanism for an off-highway implement
5285856 Mechanical suspension device for piler of sugar cane loaders
5286160 Method and system for constraining and for opening, holding and c...
5286154 In bundle foreign object search and retrieval apparatus
5286159 Mobile vehicular apparatus with aerial working device
5282714 Crane, particularly for material handling
5277540 Cartridge positioning mechanism for robotic magnetic tape cartrid...
5271707 Aerial lift platform
5269644 Load balancing manipulator
5267825 Carrier device
5265995 Tractor-loader backhoe
5265999 Apparatus for handling rolls of web material
5266001 Working machine for construction vehicles and method of operating...
 
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